Slip Snake Show Chain Collar the best snake-chain slip show collars made of brass and finished in gold, chrome, black and rose gold colors. Thicknesses available: 1.8 mm, 2.4 mm, 3 mm, 3.8 mm, 5.5 mm ,7.0mm Lengths available: 12 in (31 cm), 14 in (36 cm), 16 in (41 cm), 18 in (46 cm), 20 in (51 cm), 22 in (56 cm), 24 in (61 cm), 26 in (66 cm), 28 in (71 cm), 30 in (76 cm), 32 in (81 cm)