Designer's Glow-in-the-Dark 3-D Embossed Dog Collar - Polka Dots - Sky Blue/M (13"-18") The all new material Does Not Retain Dirt, Absorb Moisture or Harbor Bacteria Embossed with Rubberized 3-D pattern Exterior (Non-Toxic, No Harm to Chewers), Backed with Soft yet Durable Nylon Fantastic Glow-in-the-Dark Feature adds novelty to use Stitched with Precision for Sturdiness with Silver-tone Hardware Available in a Rainbow of Colors and 6 Sizes (Xl, L, M, S, Xs, XXS/CAT) to ensure your active pet is always in style. This listing is for style, color and size in the listing title; Click on the "See larger images and other views" above for the detailed sizing chart and measuring instructions