Available for immediate purchase! [Amazon Brand] Umi Fitted Sheet, Bincho Charcoal Heat Storage Cotton, Warm and Clean for Autumn and Winter, Moisture-Absorbing and Heat-Generating, Washable, Quilted, with Non-Slip Elastic Bands, Fluffy, Brown, 100 x 200cm 【Uses Flannel Fabric】 Uses moisture-absorbing and heat-generating material. It warms you by converting the moisture released from your body into heat. The high-density flannel microfiber material has a smooth and soft feel. With fewer gaps in the fibers, warm air is less likely to escape, providing excellent heat retention. 【Even Warmer with Bincho Charcoal Heat Storage Cotton】 Uses heat storage cotton blended with 37% Bincho charcoal. Warmer than ordinary cotton. It stores the warmed heat inside the fitted sheet, keeping you warm for a long time! 【With Antibacterial Function, Quilted, and Non-Slip Elastic Bands】 With antibacterial and deodorizing functions, enjoy a clean and warm life anytime! Special quilted design for increased volume! Looks beautiful and feels comfortable to sleep on! With non-slip elastic bands on all four corners. Securely fixed to both futons and mattresses. Easy to install. 【Easy Care, Machine Washable】 Can be washed at home, so it's always clean. When not in use, it can be folded and stored, saving space. #Umi #FittedSheet #BinchoCharcoalHeatStorageCotton #MoistureAbsorbingAndHeatGenerating #Quilted #WithNonSlipElasticBands