Full-length zipper for quicker changes during nighttime wake-ups Long sleeves with ribbed cuffs to help keep warmth in Relaxed fit leaves room for kicking, stretching or snoozing Designed with sleepy snuggles in mind, this soft and cozy sleep sack makes bedtime easier on everyone. The full-length zipper keeps nighttime changes simple while the banded cuffs and relaxed fit help little arms and legs feel just right. It's sleepwear that works as hard as you do - at 2 a.m. and every nap in between.