・ This is a boa sheet, deluxe version (generally single size), specifically for the Health Wave Gold Sawayaka DC version. - Size: Width 110cm x Length 200cm x Thickness 10cm - Material: 70% Acrylic, 30% Rayon - Product Name: Heat Health Box Sheet (Winter Boa Sheet) Thank you for viewing. ・ This product is regularly priced at 13,750 yen. “ Recommended Points ■ By combining rayon, which has the highest moisture absorption among synthetic fibers, and acrylic, which has high contact temperature and heat retention, this material provides lasting warmth. ■ Compared to products with the same specifications made of 100% acrylic, this product is 2°C to 3°C warmer and has higher heat retention. (According to the Japan Textile Inspection Association. Individual differences may vary.) ■ Because rayon is blended, it has better moisture absorption compared to conventional acrylic products, making it very healthy and hygienic.