Like Humpballs, Humpx is also great for stacking on your sack like a stretcher. Hump, pump and dump your load with Humpx. Original design copyright Oxballs. Flextpr safe, strong, non-toxic and phthalate free. Lube safe water based or silicone based. Care wash after use in warm soapy water, air dry. Store toys separately Oxballs recommend breathable cloth pouches or cotton socks.
Stats approximate depth .5 inch, outer circumference 6 inches, inner circumference 3 inches. Bulk weight .7 ounce.