- When babies are placed on their back to sleep, their natural position is arms up so they can self-soothe at night when they wake up- The Original Swaddle UP patented design allows for self-soothing, unlike traditional swaddles which hold baby's arms down and frustrate them- Dual zipper for easy diaper changes without taking them out of the swaddle and no bothersome snaps, noisy Velcro closures or loose fabric- Swaddle designed for babies 0-4 months, 45-7 lbs.- 93% Cotton, 7% ElastaneTamaño: small/6.5-13 pound*** Todos nuestros productos son exportados desde Estados Unidos hasta tu casa!*** Cualquier pregunta no dudes en contactarnos, estamos para servirte!