I used to use this before. I think it can still be used. I think the frequency of use was low. It's a felt-like fabric. There's some discoloration, or rather, it's white around the edges. Size: Approximately 26 cm x 45 cm Base: Approximately 21 cm Purchased for around ¥14,000 Color: Black系 (Black-based) Features: Has a gusset Stains/tears: Yes