NO TOOL INSTALL: position suction cup grab bar on bathtub or shower wall; flip latches up; apply pressure to handle; press each latch down to lock suction grips in place; ability to easily relocate this portable handle is perfect for travel Sturdy secure suction cups work on non-porous flat surfaces including tile, glass, acrylic, and metal; grab bars provide stability when entering or exiting a bathtub or shower; can be used as a disability aid to prevent falls for elderly, disabled, or injured NON SLIP GRIP: textured contoured rubber grip provides safety and comfort; total length of bar is 11.5"; suction cups are 3.75" in diameter; measure tiles and distance between them prior to purchase as suction cups cannot overlap grout line BUY WITH CONFIDENCE: our durable, nontoxic material makes this a long lasting product to facilitate bathroom safety; perfect assist for shower or bath when traveling; strong suction design provides security needed without damage to applied surfaces