✓ NO LEAK DESIGN & EASY CLEAN --- The nozzle thread on the bulb for no leakage, the bulb is not to leak no matter how it is squeezed or squashed during use. The bulb and nozzles can be safely cleaned with warm water. ✓ EXCELLENT CLEANSING KIT --- Approve clear Storage Box is easy keeping and portable carrying, dusty-proof. Cleaning Brush for your bulb. Total 7pcs Nozzles (3types) Which Customers can choose to use according to their needs. ✓UNIQUE ANTI-BACK DESIGN --- There is a single-way designed on the connector, preventing the back flush, and preserving the cleanness of the bulb with no contamination. Screw type connection is easy to change tips. The bottom build-in breathe valve for high efficiency operation without liquid leakage. ✓ TOP 1.8inch(4.5cm) BIG OPENING DESIGN --- The Large opening facilitates the filling of liquid and cleaning of the residue inside the product. It speeds up the drying, effectively prevents the dirt accumulation, convenient for next use. ✓ SAFE & HEALTH MATERIALS --- 420ml easy-squeeze enema bulb with 7 Nozzles is FDA listed. Non-toxic, odorless, BPA free materials. No sharp design which makes you feel safe, healthy and comfortable.