Grab a Shake by INYA and hang on. Innovative technology creates a powerful rumbling and thumping sensation. Made of soft silicone and weighted for erotic pressure, this rechargeable vibe will rock your world! Multi-speed (8 speeds) and multi-function (8 functions). Product Dimensions: 6.89 x 1.46 x 1.46 (Inches)Package Dimensions: 9.25 x 3.19 x 2.01 (Inches) Insertable Dimensions: 5.35 x 1.46 (Inches) Product Material: SILICONE Battery Type: LITHIUM ION