Medium Xymon's Knot -- Soft silicone -- XK-64 glow-in-the-dark They are all made with

They are all made with black metal and have small details that glow

The large size has two loops on the side that you can use to thread something soft through to tie it down to a surface for more stable grinding

We do not discount for bubbless unless they are excessive

This toy cannot stand on its own unless it has a firm base

Medium Xymon's Knot -- Soft silicone -- XK-64 glow-in-the-dark They are all made with**Before buying, please familiarize yourself with our Store Policies and Shipping Policies. For information on silicone firmnesses, please visit the Our Silicone page.** Medium Xymon's Knot Firmness: Soft (0030) Color: green, blue, black, glow, hand painted details Approximate Measurements: Total length: 7 inches Useable length: 6 inches Diameter of the head: 2 inches Circumference of the head: 6. 5 inches Widest shaft diameter: 2. 25 inches