Shop baby boy clothes sizes 12-18 months.

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  • Baby & Toddler Boy Jumping Beans® Active Shorts
    $7.99

    Baby & Toddler Boy Jumping Beans® Active Shorts

    (75)
    Black White Black Red Marble Pewter Gray Black Bayou Navy Garden Poppy
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  • Baby & Toddler Boy Jumping Beans® French Terry Shorts
    $7.99

    Baby & Toddler Boy Jumping Beans® French Terry Shorts

    (53)
    Bayou Navy Black Ore Festivity Pine Denim Flare Elson Tan Medium Gray Beach Reflection Coalmine
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  • Top Rated
    Baby & Toddler Boy Jumping Beans® Flat Front Poplin Shorts
    $7.99

    Baby & Toddler Boy Jumping Beans® Flat Front Poplin Shorts

    (30)
    Hazelnut Tulip Bayou Navy Black Ore
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  • Baby & Toddler Boy Jumping Beans® 2-Piece Swim Set
    $16.99 sale
    $24.99 Reg.

    Baby & Toddler Boy Jumping Beans® 2-Piece Swim Set

    (28)
    Shark Mouth Tropical Trex Cool Shark Monkey Beach
  • Baby & Toddler Boy Jumping Beans® Woven Poplin Tech Shorts
    $10.99 sale
    $13.99 Reg.

    Baby & Toddler Boy Jumping Beans® Woven Poplin Tech Shorts

    (24)
    Bayou Navy Academy Khaki Black Ore Elson Tan Medium Gray
  • Baby & Toddler Boy Jumping Beans® Americana Graphic Tee
    $5.99 sale
    $7.99 Reg.

    Baby & Toddler Boy Jumping Beans® Americana Graphic Tee

    (9)
    Baseball Stars Trex Usa Star Flag Sparkler Squad
  • Baby & Toddler Boy Jumping Beans® Rashguard Swim Top
    $8.99 sale
    $14.99 Reg.

    Baby & Toddler Boy Jumping Beans® Rashguard Swim Top

    (10)
    Okalani Orange River Navy Intense Lime Blue Glare
  • Baby/Toddler Boy Nike 6-Pack Swoosh Ankle Socks
    $15.00
    Buy One, Get One 1/2 Off

    Baby/Toddler Boy Nike 6-Pack Swoosh Ankle Socks

    (205)
  • Top Rated
    Baby & Toddler Boy Carter's 4 pc Firetruck Tops & Bottoms Pajamas Set
    $21.60 sale
    $36.00 Reg.

    Baby & Toddler Boy Carter's 4 pc Firetruck Tops & Bottoms Pajamas Set

    (56)
  • Baby & Toddler Little Co. by Lauren Conrad Short Sleeve Pocket Romper
    $14.40 sale
    $18.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Short Sleeve Pocket Romper

    (17)
    Hola Plants Lobster Print Misty Blue Colorblock Red White Stripe
  • Baby & Toddler Little Co. by Lauren Conrad Organic Cotton Relaxed Fit Short Sleeve Tee
    $12.80 sale
    $16.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Organic Cotton Relaxed Fit Short Sleeve Tee

    (10)
    Bonvoyage Left Chest Lemon Flower Vase Chill Days Home Grown Sail Boats American Babe
  • Top Rated
    Baby and Toddler Boy Jumping Beans® Summer Tank Top
    $5.99 - $7.99
    $7.99 Reg.

    Baby and Toddler Boy Jumping Beans® Summer Tank Top

    (14)
    Waves Surf Summer Excavator Later Skater Outline Trex Snack Attack Baseball Flag
  • Baby & Toddler Nike Swoosh 6-Pack Ankle Socks
    $15.00
    Buy One, Get One 1/2 Off

    Baby & Toddler Nike Swoosh 6-Pack Ankle Socks

    (1)
    Rainbow Pastel Neutral
  • Baby & Toddler Nike 6-Pack Crew Socks
    $15.00
    Buy One, Get One 1/2 Off

    Baby & Toddler Nike 6-Pack Crew Socks

    (79)
  • Toddler Boy Jumping Beans® Twill Pull-on Jogger Pants
    $13.99

    Toddler Boy Jumping Beans® Twill Pull-on Jogger Pants

    (210)
    Black Ore Bayou Navy Coal Mine Forest Camo Elgin Beige English Elm
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  • Baby and Toddler Boy Jumping Beans® Swim Trunks
    $8.99 sale
    $14.99 Reg.

    Baby and Toddler Boy Jumping Beans® Swim Trunks

    (7)
    Ariel Blue Swim Stripe Happy Checker Teal
  • Baby Boys Carter's 3-Piece Airplane Little Vest Set
    $16.00 clearance
    $32.00 Orig.

    Baby Boys Carter's 3-Piece Airplane Little Vest Set

    (22)
  • Baby & Toddler Boy Jumping Beans® Essential Short Sleeve Pocket Tee
    $5.99

    Baby & Toddler Boy Jumping Beans® Essential Short Sleeve Pocket Tee

    (22)
    Garden Poppy White Tiger Ariel Blue Medium Gray Pink Bonnet Hole In One Joyful Yellow Academy Khaki Black Ore Spanish
  • Top Rated
    Baby & Toddler Boy Jumping Beans® Chest Pocket Henley Tee
    $7.99 sale
    $10.99 Reg.

    Baby & Toddler Boy Jumping Beans® Chest Pocket Henley Tee

    (13)
    Blue Aqua Texture Green Texture Farley Olive Texture Coral Red Orange Denim Blue Grey Heather
  • Top Rated
    Baby & Toddler Boy Carter's 4 pc Dinosaur Tops & Bottoms Pajamas Set
    $21.60 sale
    $36.00 Reg.

    Baby & Toddler Boy Carter's 4 pc Dinosaur Tops & Bottoms Pajamas Set

    (46)
  • Top Rated
    Baby & Toddler Boy Jumping Beans® Denim Pull On Jean Shorts
    $10.99 sale
    $13.99 Reg.

    Baby & Toddler Boy Jumping Beans® Denim Pull On Jean Shorts

    (16)
    Medium Wash Light Wash
  • Top Rated
    Toddler Boy Carter's 4-Piece Construction Print Shirts & Shorts Pajama Set
    $21.60 sale
    $36.00 Reg.

    Toddler Boy Carter's 4-Piece Construction Print Shirts & Shorts Pajama Set

    (33)
  • Top Rated
    Baby Boy Carter's 5-Pack Pandas Short Sleeve Bodysuits
    $30.00
    Buy One, Get One 1/2 Off

    Baby Boy Carter's 5-Pack Pandas Short Sleeve Bodysuits

    (1987)
  • Baby & Toddler Little Co. by Lauren Conrad Swim Trunks
    $22.40 sale
    $32.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Swim Trunks

    (3)
    Floral Swim Ivory Lime Shell Print Swim Aspen Stripe
  • Baby & Toddler Little Co. by Lauren Conrad Henley Romper
    $14.40 sale
    $18.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Henley Romper

    (7)
    Stripe Dye Summer Icons Ivory Green Stripe
  • Disney Mickey Mouse Baby & Toddler Boy 2-Piece Swim Set by Jumping Beans®
    $16.99 sale
    $24.99 Reg.

    Disney Mickey Mouse Baby & Toddler Boy 2-Piece Swim Set by Jumping Beans®

    (18)
  • Baby Boy Carter's 3-Piece Shorts, Top, and Bodysuit Set
    $14.99 sale
    $32.00 Orig.

    Baby Boy Carter's 3-Piece Shorts, Top, and Bodysuit Set

    (22)
  • Baby & Toddler Little Co. by Lauren Conrad Organic Hooded Pullover & Pants Set
    $22.40 sale
    $28.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Organic Hooded Pullover & Pants Set

    (17)
    Sunburn Eldoro Blue Graceful Beige
  • Baby & Toddler Boy Jumping Beans® Marvel Spiderman 2-Piece Swim Set
    $16.99 sale
    $24.99 Reg.

    Baby & Toddler Boy Jumping Beans® Marvel Spiderman 2-Piece Swim Set

    (12)
  • Top Rated
    Baby & Toddler Boy Jumping Beans® Allover Print Chest Pocket Graphic Tee
    $7.99

    Baby & Toddler Boy Jumping Beans® Allover Print Chest Pocket Graphic Tee

    (28)
    Sport Print Light Blue Gator Print Aqua Shark Print Blue Pizza Dino Butter Race Track Light Blue Dinos Print Ivory
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  • Baby & Toddler Boy Jumping Beans® Performance Polo
    $7.99 sale
    $10.99 Reg.

    Baby & Toddler Boy Jumping Beans® Performance Polo

    (20)
    Blue Microstripe Gray Microstripe Red Papaya Orange Navy Aqua Blue Microstripe Peacock Microstripe
  • Baby & Toddler Boy Carter's 4-Piece Tie Dye & Sailboat Print Muscle Shirts & Shorts Pajama Set
    $21.60 sale
    $36.00 Reg.

    Baby & Toddler Boy Carter's 4-Piece Tie Dye & Sailboat Print Muscle Shirts & Shorts Pajama Set

    (9)
  • Toddler Boy Under Armour Short Sleeve Polo Shirt & Shorts Set
    $27.99 sale
    $40.00 Orig.

    Toddler Boy Under Armour Short Sleeve Polo Shirt & Shorts Set

    (4)
    Light Blue Gray Blue
  • Baby & Toddler Boy Jumping Beans® Pull-On Denim Pants
    $13.99

    Baby & Toddler Boy Jumping Beans® Pull-On Denim Pants

    (382)
    Solid Dark Wash Dark Wash Black Medium Wash Light Wash Super Light Wash Light Blue Blast Medium Distress Light Wash 410 Medium Wash 410
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  • Baby & Toddler Little Co. by Lauren Conrad Organic French Terry Zip Hoodie
    $16.00 sale
    $20.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Organic French Terry Zip Hoodie

    (9)
    Graceful Beige Shady Pewter Barton Beige
  • Baby Little Planet by Carter's Organic Cotton Striped Sweater Knit Henley Sweatshirt & Jogger Pants 2-Piece Set
    $18.57 clearance
    $30.95 Orig.

    Baby Little Planet by Carter's Organic Cotton Striped Sweater Knit Henley Sweatshirt & Jogger Pants 2-Piece Set

    (3)
  • Top Rated
    Baby & Toddler Boy Jumping Beans® Graphic Tee
    $7.99

    Baby & Toddler Boy Jumping Beans® Graphic Tee

    (25)
    Play Ball Coral Safari Aqua Trex Yellow Swamp Gators Olive Monster Truck Orange Cactus Butter Multi Sport Gray
    More Colors
  • Baby & Toddler Boy Jumping Beans® Graphic Tee
    $7.99

    Baby & Toddler Boy Jumping Beans® Graphic Tee

    (23)
    Nacho Fun Paint Monster Truck Sand Sun Lets Explore
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  • Top Rated
    Baby & Toddler Boy Jumping Beans® Essential Texture Short Sleeve Tee
    $5.99

    Baby & Toddler Boy Jumping Beans® Essential Texture Short Sleeve Tee

    (21)
    Dark Blue Dark Orange Navy Green Dreamy Orange Olive Dark Gray Light Blue Coral
  • Top Rated
    Baby & Toddler Boy Jumping Beans® Short Sleeve Button Down Allover Print Shirt
    $10.99 sale
    $13.99 Reg.

    Baby & Toddler Boy Jumping Beans® Short Sleeve Button Down Allover Print Shirt

    (11)
    Navy Dino Print Colored Dinos Khaki Aqua Sharks Blue White Stripe Blue Aqua Stripe Fruit Print America Hibiscus Navy
  • Toddler & Baby Boy Paw Patrol 2-pc. Rash Guard and Swim Trunks Swimsuit Set
    $15.00 sale
    $30.00 Reg.

    Toddler & Baby Boy Paw Patrol 2-pc. Rash Guard and Swim Trunks Swimsuit Set

    (10)
  • Baby & Toddler Little Co. by Lauren Conrad Top & Bottoms Pajama Set
    $14.40 sale
    $18.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Top & Bottoms Pajama Set

    (32)
    Cloud Daisy Stripe And Logo Garden Print Chicken Print
  • Baby & Toddler Boy Carter's 4-Piece Shark Print Shirts & Shorts Pajama Set
    $21.60 sale
    $36.00 Reg.

    Baby & Toddler Boy Carter's 4-Piece Shark Print Shirts & Shorts Pajama Set

    (38)
  • Disney's Mickey Mouse Baby & Toddler Boy Short Sleeve Button Down Shirt by Jumping Beans®
    $11.99 sale
    $15.99 Reg.

    Disney's Mickey Mouse Baby & Toddler Boy Short Sleeve Button Down Shirt by Jumping Beans®

    (5)
  • Baby & Toddler Little Co. by Lauren Conrad Snug Fit Pajama Top & Bottoms Set
    $12.00 clearance
    $24.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Snug Fit Pajama Top & Bottoms Set

    (57)
    Sun And Stars Multi Trees Blue Nutcrackers Red Stripe Kid Plaid Doe
  • Top Rated
    Baby Boy Carter's Dinosaur Snap-Up Cotton Romper
    $8.99 sale
    $16.00 Orig.

    Baby Boy Carter's Dinosaur Snap-Up Cotton Romper

    (48)
  • Baby Boy Carter's 3-Piece Fish Tank Top, Bodysuit & Shorts Set
    $14.99 sale
    $28.00 Orig.

    Baby Boy Carter's 3-Piece Fish Tank Top, Bodysuit & Shorts Set

    (5)
  • Baby & Toddler Little Co. by Lauren Conrad Short Sleeve Button-Front Shirt
    $14.40 sale
    $18.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Short Sleeve Button-Front Shirt

    (4)
    Summer Icons Torrential Blue

12-18 Month Boy Clothes

Complete his everyday look with Baby Boy Clothes 12-18 Months from Exdup! Our selection of 12-18 Month Boy Clothes features styles, colors and brands that he'll love. Cuddle him in comfort in boys baby clothes from Exdup!

Exdup has all the essential boys clothes you need for his wardrobe, like baby boy one-piece 12-18 months that are comfortable and durable. We also feature the biggest brand names in kids clothes, like Burt's Bees baby boy clothes 12-18 months and Carter's baby boy clothes 12-18 months. Be sure to also check out our other baby toys, clothes, and accessories!

Boys baby clothes from Exdup take his everyday wardrobe to a whole new level. Get ready dress your little one in sweet style with baby clothes from Exdup!