【Brand Features】 Swaddle Up is a sleep sack designed to support babies' comfortable sleep. It features a zipper for easy on and off, and a cute striped design. 【Size and Material】 This sleep sack is a medium size (0-8 months) and is made of a blend of 95% cotton and 5% polyurethane, making it soft and gentle on the skin. 【Convenient Features】 It has a pocket on the front, convenient for storing small items. It's packed with features to provide babies with comfortable sleep. - Brand: Swaddle Up - Size: Medium (0-8 months) - Material: 95% Cotton, 5% Polyurethane - Design: Striped - Features: Zippered - Pocket: Pocket on the front Thank you for viewing. I used this for about 5 months. I used it almost every day, so there is a feeling of use, but the zipper is not broken, and there are no frays or tears, so it is still usable. I will wash and iron it before sending it. Thank you.