Enjoy incredible hands-free stimulation with the Vibrating Silicone Nipple Lassos. These elegant silicone wonders activate with a single switch to provide powerful vibrations right where you want them most. The whisper-quiet motor tickles and teases, while the super-soft silicone feels great against your skin. Simply place your nipple inside the loop, pull the cinch down to adjust the tension, then turn yourself on instantly with a flick of the switch! Remove the bullet from the sleeve to replace the included LR41 batteries. Material: Silicone/ABS Battery Info: 2 LR48 / AG5 (Included) Length: 2.25 in. - ( 5.5 cm ) Width: 0.5 in. - ( 1.3 cm ) Height: 0.5 in. - ( 1.3 cm ) Girth: 0.25 in. - ( 5.1 mm ) Inner Diameter: 0.75 in. - ( 1.6 cm )