Snap-N-Save Sliding Transfer Bench w/Cut Out Swivel Seat Electrotherapy Precision sealed wheel bearings in

Precision sealed wheel bearings in front and rear ensure long-lasting performance and reliability

Height: 18 * Max Height: 37 * 1 3/4 Firm Density Foam * Backrest: 27 x 40 * No Face Opening * Body: 49 x 40 * 500 lb Capacity * Power-assisted Caster System

Single compartment cushion * 4 air cells provide prevention and healing relief from ischemic ulcers (pressure sores) * Maximizes pressure distribution blood flow and nutrient exchange as well as shock and impact * Conforms to the body's shape and adjusts to body changes over time * Includes cover * 2 year warranty * Includes pump and patch repair kit

so they are 100% waterproof then

Snap-N-Save Sliding Transfer Bench w/Cut Out Swivel Seat Electrotherapy Precision sealed wheel bearings inSnap N Save Sliding Transfer Bench with Replaceable Cut Out Swivel Seat. * Wider Cut Out and more space underneath the Cut Out seat for easier personal care. * Swivel seat turns 360 and locks every 90 allowing easy entry to and exit from the bench. * Specially designed sliding rings lock the seat at each end of the sliding rails. * Seat glides over polished high strength aluminum tubes. * Molded plastic seat and back textured finish. * Rust proof