1500-cc (48 oz) Spill proof valve on bag is self-sealing to prevent spilling or leaking. Easy-use funnel top permits quick, convenient filling. Soft vinyl tube (54" long) has a non-traumatic tip with rounded eyes for safe, easy insertion. Positive-close clamp on tube is designed for one-handed operation. Set contains moisture-proof under pad, enema bag and tubing, sterile pre-lubricating enema tube, and plastic shut-off clamp. Packs flat for travel.