The Anal Baller Starter is amazingly filling and a backdoor favorite. The heavy Baller is 100% Medical Grade, high end silicone with no filler. The seamless, matte surface has a soft touch silicone finish. Each of the four insertion balls is 1.6" (4 cm) with three 1.6" (4 cm) length of durable silicone between each. The Baller is extremely pliable and has a ringed handle for a secure grip and easy manipulation. Length 16" (40 cm).Ball Width 1.6" (4 cm).100% Medical Grade Silicone. This product is completely hypoallergenic, non-irritating and compatible with sensitive skin. Care Instructions: This product is safe with all lubricants. Wash thoroughly with mild soap and warm water or toy cleaner. Pat dry and allow product to completely air dry.