Designed specifically for bedtime and naptime, this clever solution can't be kicked off—which means a more restful sleep for the baby and the parents.; Dimensions: 0-6 months: 29.5"L x 11.5"W; 6-18 months 36"L x 14.625"W; Two way zip closure that opens around the bottom for easy diaper changing; Sleeveless design allows babies to move their arms freely; Suitable for ages 0-6 months, 6-18 months; Imported