Use the COUPON CODE: INFLATION2017SALE at CHECKOUT. All KleenFlo liners feature a higher amount of rubber for consistent high performance, quick break-in time and effective vacuum shut-off. These inflations feature a larger bore (10mm) for more volume and easier milk flow. These inflations fit DeLaval Style 06 Shells. They can serve as a replacement for HC-01 DL Inflations. Sold in a set of 4.