This quilted sleep sack from garbo&friends is made in 100% cotton satin for a soft, breathable sleeping bag that’s gentle on sensitive skin. This lightly padded wearable blanket has a TOG of 2.5, designed for year-round use in room temperatures between 14°C–20°C (57°F–68°F). This baby sleep sack features a hidden front zipper for quick, quiet access during late-night diaper changes and a smooth, snag-free finish for comfortable movement. This sleep product complies with DS/EN 16781-1:2018 European safety standards, combining premium materials with practical safety for restful nights. Please read the user instruction carefully before use and save for future reference.