**Nawrap Shipping Terms: Free shipping over USD $300. $45 flat rate for orders less than $300 The dishcloths are made of waved rayon yarn that is infused with binchotan charcoal. Binchotan is the highest grade of charcoal and it naturally absorbs odor that would typically accumulate within the dishcloth. They feature 6 layers of material and available in a large selection of colors. For the colored variations, one side of each cloth features a pigmented color, and the other side is natural gray from charcoal. Product Details: - Dimensions: 13.5 x 13.5 inches - Materials: Natural Charcoal (65% Rayon, 35% Cotton, Binchotan Charcoal) Colored Variation (82% Rayon, 18% Cotton, Binchotan Charcoal) - Number of layers: 6 - Unique weave is not found outside of Japan - Dries quickly after use *Care instructions: Do not use with bleach or place in the dryer. Initially a bit stiff/crispy, but as you continue to use them or soak in boiling water a few times, they will get very soft.