Designed for outstanding grip and performance, the Ergoflo Extra Anal Douche features a medical-grade 9 oz. contoured bulb with air valve technology to reduce messy back-flow and minimize refills. The kit includes a premium 5" (13 cm) ABS plastic tip and a 3" (8 cm) stowaway tip for versatile use. Perfect Fit Brand Products are intended strictly as adult novelty toys for entertainment; they are not medical devices, have not been clinically tested, and no medical claims are warranted. This enema kit is an FDA registered medical device. Product Details: Material: Medical grade PVC and ABS plastic, meets EN71-3 standards. Back-Flow Reduction: Air valve technology reduces messy back-flow and requires fewer refills. Insertable Measurements: Small Tip: Length: 3 Inches, Width: 0.43 Inches Large Tip: Length: 5.3 Inches, Width: 0.82 Inches