The Trinity Shimmer Core Vibe has a fantastic look and feel This vibe features a soft crystal clear jelly sleeve that feels smooth and pliable against your skin, and a jewel-like firm metallic core that stays hard as long as you need it Adjust the speed of the powerful motor with the simple twist control and indulge in this beautiful design that fills you with pleasure straight to the core Measurements: 6.88 inch total length, 5.5 inch insertable length, 1.45 inch max diameter, Material: TPR, ABS, Color: Blue core with Clear jelly sleeve, Note: Requires 2 AAA batteries, not included