Material: Stainless SteelPlug Size:S Size: 5.9 * 2.6 cm/2.3" * 1.0" (25 g/0.05 lb/0.8 oz)M Size: 7.3 * 3.3 cm/3.1" * 1.2" (30 g/0.06 lb/1.0 oz)L Size: 8.4 * 3.6 cm/3.3" * 1.4" (52 g/0.1 lb/1.8 oz)