Our bamboo baby sleep sacks offer the perfect blend of comfort and sustainability for your little one. Made from ultra-soft, breathable bamboo fabric, these sleep sacks provide a cozy and safe sleeping environment that helps regulate temperature, keeping your baby cool in the warmer months and warm in cooler weather. Hypoallergenic and gentle on sensitive skin, our bamboo sleep sacks are free from harsh chemicals, ensuring peace of mind with every nap and bedtime. Give your baby the gentle care they deserve with the natural softness and eco-friendly benefits of bamboo. Sizing Measurement error +/- 1cm Size S M L Body Length 73 87 101 Chest 27 29 32 Hem 37.8 41.3 51 Shoulder Width 23 23.5 25 Neck Width 11 12 12 Underarm 11.5 12 12 Certified OEKO-TEX® Standard 100 Product tested by our friends & family