Kimetsu no Yaiba GU Collaboration Roomwear Kocho Shinobu - Brand: GU (ジーユー) - Item: Lounge Set (Long Sleeve & Long Pants) - Color: 66 BLUE (Blue Navy) Kocho Shinobu ver. - Collaboration: Kimetsu no Yaiba (Demon Slayer) Aniplex - Material: 66% Polyester, 34% Cotton - Condition: No scratches or stains, but USED I wore it several times as loungewear, but I think it's a relatively clean, beautiful item. Sold Out Item Made of sweatshirt material, it's comfortable and just right for the coming season. The top has a flared silhouette from the waist to the hem, and it covers the hips. Color: Navy系 (Navy系 - Navy color family)