Experience the synthesis achieved with the popular Helix model and velvet touch silicone. The original Helix design has been skillfully refined for an even more comfortable fit, with its solid inner frame, while still maintaining the rigidity necessary for the mind-blowing prostate experience Aneros is famous for. The final touch is a coating of the finest silicone available, for extreme comfort and maximum pleasure. The synergy possible with Helix Syn and the male p-spot is an unmatched combination you have to experience for yourself. Measurements: 4 inches insertable length, 1.0625 inches max diameter, 1.75 inches between perineum arm and insertable shaft. Material: Silicone and ABS plastic.