[Size] ・Square Quilt: (approx.) 185 x 185cm Futon: (approx.) 190 x 190cm Suitable kotatsu size: 75-85 x 75-85cm ・4 shaku rectangular Quilt: (approx.) 185 x 235cm Futon: (approx.) 190 x 240cm Suitable kotatsu size: 75-80 x 105-120cm ・5 shaku rectangular Quilt: (approx.) 205 x 245cm Futon: (approx.) 190 x 240cm Suitable kotatsu size: 80-90 x 120-150cm ・6 shaku rectangular Quilt: (approx.) 205 x 285cm Futon: (approx.) 190 x 270cm Suitable kotatsu size: 90-120 x 150-180cm [Fabric] Quilt: Outer and lining: 100% polyester Mattress: Outer: 100% polyester, lining: 100% polypropylene [Filling] 100% polyester