From Snuz, this sleeping bag features:   Meet SnuzPouch, the stylish baby sleeping bag with a handy nappy change zip. Age suitability: 6-18m - For babies weighing more than 18lb. Maximum baby length 34" 2.5 tog for all-year-round for standard room temperatures of 61-68 degrees F The diaper change sleeping bag Easing nighttime diaper changes with our zip features; less disturbance for baby, more convenience for parents Perfect fit snaps to adjust chest size and secure little one's shoulders comfortably Complies with CPSC regulations As with all sleeping bags, always ensure that you buy the correct size for your baby, remembering to check that your baby’s head cannot pass through the neck-hole when the product is fastened for use. Never use a duvet or quilt with a sleeping bag, or your baby could overheat. Instead, select the correct tog rating, adjust what your baby wears, and regularly check your baby is not too hot or too cold For use in a cot or bassinet Dimensions: 32.28 x 18.89 x 0.79" Product weight: 1.01 lbs Outer - 100% cotton, filling: 100% polyester Machine washable at 104F & clothes-dryer safe. Wash before first use Imported.