Purchased in January 2025. Only washed after opening, never used. Will ship with the outer box in a plastic bag. Set includes: One-character belt, dedicated sheet, instruction manual Color: White Brand: whip whip Product Dimensions: 50 cm length x 29 cm width [Compatible with futons and beds] When using with a futon, be sure to use a firm cotton-padded mattress. [Easy-to-install one-character belt] Installation is complete by simply inserting the belt into the sheet. [Usable year-round] Made of fabric, it can be used regardless of the season. (Adjust the room temperature when using in winter, autumn, or spring, rather than dressing the baby in thick clothes.) [Fixed in two places] Secures the baby from two places: around the abdomen and under the crotch.