This large chastity cage is produced from high quality black/clear silicone. The following is included with the device: 1 cage, 2 silicone rings: 40 mm and 44 mm, 1 brass security lock, 5 numbered plastic locks, 2 straps, and 2 plastic pins for the strap. Length 4.3" (11 cm), Diameter 1.4" (3.5 cm)