Fresh meets Function! The Catit line of collars, leashes, harnesses, harness sets and tie-outs offer a complete range of products in fresh, fashion-forward colours. Catit Buckle Nylon Cat Collar, Blue. Size: 9.5mm (3/8") x 20cm-33cm (8-13"), with metal tongue buckle, bell and D-ring for attaching leash and identification tags. Also available in complementary blue colour: Art. # 55324 (leash) Art. # 55334, 55344, 55354 (small, medium, large harness) Art. # 55364, 55374, 55384 (small, medium, large harness & leash sets) Collar sizing: To find the correct collar size for your cat, measure around your cat's neck then add 5cm/2in (or approx the width of two fingers being able to fit between the cat and the collar).