KeaBabies 3-Pack Swaddles for Newborns, Girls, Boys with Hats - Organic Soft Baby Sleep Sacks, Breathable Baby Swaddle 3-6 Months Beanies Set, Premie Infant Sleep Sack 0-3 Months (Butterflies)Brand: KeaBabies Color: Butterflies Features: Ergonomic for Newborns KeaBabies Soothe Baby Swaddle Wraps with Knot Hats, certified by the International Hip Dysplasia Institute (IHDI), promotes ergonomic hip development during an infants first six months, ensuring comfort for healthy growth. Easy to Use Wrap your baby in just 4 steps for a snug and secure fit. Paired with matching newborn hats, our machine washable baby sleep sacks 0 3 months double as