Rhinowares Thumpa Counter knock tubDurability and stability were the main priorities in the design of the Rhinowares Thumpa Counter Knock Tube, well suited to domestic use. The Thumpa can literally take a thumping! Waste bins need to be able to withstand being hit, bashed, and dropped without failing. Using high shock resistant plastics, the Thumpa's "durability tests" had it come out the other side with unbelievably great results. The flared collar allows for excess splatters to be