Double your pleasure with the Vac-U-Lock Frosted Double Up Plug! Perfect for couples. both sides of this double-ended plug are compatible with all of our Vac-U-Lock Attachments. making it the most versatile double-ended toy on the market. Create a traditional double-ended dong. vary the sizes and features. or experiment with different textures and shapesthe possibilities are endless! You can even use it for solo play. using the other end as a handle!