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Finding your fit is easy. See our sizing chart below to ensure the perfect choice for your style.
Unisex Baby 100% Cotton Long Sleeve Double Zipper Onesie Romper, 0-12 Months
Give your little one the ultimate blend of comfort and convenience with our 100% cotton onesie, designed to be soft on sensitive skin while providing the freedom to move and play.
Key Features:
• Crafted from 100% pure cotton without harsh chemicals or pesticides
• Innovative 2-way double zipper closure for quick and easy diaper changes
• Built-in zipper guard to protect baby's chin and neck from rubbing
• Roomy fit with a large gusset for extra wiggle room during playtime
• Machine washable fabric for effortless cleaning and care
Why You'll Love It:
• Gentle and safe for baby's delicate skin with natural, chemical-free materials
• Stress-free dressing and changing thanks to the versatile long-sleeve jumpsuit design
• Maximum comfort for daily wear, park outings, or special holiday celebrations
• Versatile style perfect for baby photoshoots and festive gift-giving
• Ideal fit for growing infants with sizing ranging from 0 to 12 months
Specifications:
• Material: 100% Cotton
• Closure Type: 2-Way Zip with Guard
• Available Sizes: 0-3 months, 3-6 months, 6-9 months, 9-12 months
• Care Instructions: Machine Washable
Choose the perfect snug fit for your baby's next adventure and add this essential cotton onesie to your nursery today.
Free shipping on all US orders, no minimum.
Contact us every day, 9 AM to 9 PM
Return within 30 days of delivery, unused and with tags (some items are non-returnable). See our Return & Refund Policy.
| Category | Size | Age Range | Height/Chest (in) | Weight (lbs) |
|---|---|---|---|---|
| Baby | Newborn | 0-3M | 19-22" | 6-10 |
| Baby | 6M | 3-6M | 22-26" | 10-16 |
| Baby | 12M | 9-12M | 26-30" | 16-24 |
| Toddler | 2T-3T | 2-3Y | 32-38" | 28-34 |
| Toddler | 4T-5T | 4-5Y | 38-44" | 35-45 |
| Kids | S (6-7) | 6-7Y | 24-25" (Chest) | 45-55 |
| Kids | L (10-12) | 10-12Y | 28-30" (Chest) | 70-95 |
| Adult | S | Chest 34-36" | Waist 28-30" | - |
| Adult | M | Chest 38-40" | Waist 32-34" | - |
| Adult | L | Chest 42-44" | Waist 36-38" | - |
| Adult | XL | Chest 46-48" | Waist 40-42" | - |


