Unnivoll Baby Sleep Sack 6-12 Months — 3 Pack, 100% Cotton, 0.5 TOG, 2-Way Zipper

Safety and materials you can trust

The Unnivoll Baby Sleep Sack is a lightweight wearable blanket designed for babies in the 6-12 month range. Crafted from 100% combed cotton and finished with a high‑quality zipper, it aligns with CPSC guidelines to help create a safe sleeping environment for your little one.

Upgrade in comfort and breathability

Our upgraded fabric process delivers noticeable improvements in both comfort and air flow. The breathable cotton fabric helps your baby stay cozy without overheating, making it a practical option for warm nursery spaces.

• 30% optimization in comfort and breathability compared to standard sleep sacks
• Pre-washing reduces shrinkage by about 50%, helping maintain a reliable fit after washing

Easy diapering and thoughtful design

Two-way zippers run from top to bottom for quick diaper changes, even at night. A zipper guard protects delicate skin and the 0.5 TOG rating makes it suitable for nursery temperatures around 75°F.

• Two-way zipper with guard to prevent skin irritation
• 0.5 TOG ideal for light layering in mild to cool rooms

Pattern, development, and growth

The three-pack features sky-inspired patterns—rainbow, star, and planet—designed to engage a baby’s vision and curiosity as they grow. With four size options, this sleep sack can accompany your child from infancy to toddlerhood.

• Sky themed prints to inspire visual exploration
• Four size ranges covering 0-6, 6-12, 12-18, and 18-24 months

Care and maintenance

Busy families will appreciate machines washability. Pre-washing helps prevent distortion, and low-temperature drying helps preserve the garment’s shape over time.

Why choose Unnivoll

Designed for everyday ease, this lightweight sleep sack provides a soft, breathable layer that keeps your baby cozy without blankets. It’s a practical option that grows with your child while prioritizing safety and comfort.