PATENT PROTECTED GLASS TIPS - These are a game changer! We are the original and the best! If you want premium products that will promote optimum health than our reusable glass tips are the best on the market. These have been designed and hand made for our coffee enema kits. Our tips are borosilicate glass, void of heavy metals, toxins, and BPA. The glass tip promises a smooth, comfortable insertion, is easy to clean, and reusable. Glass is a superior material choice for those with sensitive skin, those with Multiple Chemical Sensitivities (MCS), or those who prefer glass over plastic alternatives. All parts are lead-free, mercury-free and cadmium-free. Each box contains 2 tips.