These huge anal balls are internally weighted. with a silicone skin and convenient retrieval cord. The steel balls inside provide weight and resistance. while the silicone provides a smooth feel and easily sterilized exterior. The easy retrieval cord has a finger loop. also made of premium silicone. The entire outside is phthalate-free and perfect for anal play. Size Total Length: 9.5 Insertable Length: 5.5 Diameter: 2.25