This product is 𝗺𝗮𝗱𝗲-𝘁𝗼-𝗼𝗿𝗱𝗲𝗿 when orders are placed. For this design, webbing is 𝗧𝗮𝗻 for S, M, and L sizes, and 𝗕𝗹𝗮𝗰𝗸 for size XS. These collars wash off easily and are durable to abrasions. The fabric is water & stain resistant and made of 45% recycled materials. Fabric is sewn onto vibrant and strong polypropylene webbing, which is UV, mold & mildew resistant. Collars are paired with a lightweight black plastic buckle and nickel plated slider and clip. SIZING XS - adjusts from 8.5 - 12 inches (5/8 inch width) Small - adjusts from 11 - 15 inches (3/4 inch width) Medium - adjusts from 14 - 20.5 inches (1 inch width) Large - adjusts from 17.5 - 27 inches (1 inch width) The listing picture is of a sample on a one inch width collar in medium.