The family jewels get the royal treatment with Regal by INYA. Prolong pleasure and enhance performance with the Regal rechargeable ring that fits snugly and delivers powerful vibrations. Suitable with all lubricants. Seven speeds/functions. Product Dimensions: 2.28 x 1.69 x 1.97 (Inches)Package Dimensions: 4.41 x 3.19 x 2.01 (Inches)Product Material: SILICONEBattery Type: LITHIUM ION