PLEASE READ THIS BEFORE YOU BUY ▶1）Bathroom Tiles should be larger than 5x5 inch.2） CANNOT be applied over grout lines or textured surfaces.3) Must be applied to smooth, flat, non-porous surfaces. 4) Recommend reapplying the grab bar once a week.STURDY SECURE ▶Suction cups is made of PA66 Nylon material,corrosion resistance, high temperature resistance , Provides additional stability for up to 253 lbs, has a strong hold and give the support in the shower to prevent falls for elderly, disabled or injured.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.PORTABLE ▶Portable and compact, take it when you travel & easily install it in hotel rooms or guest bathrooms, just push down the locking latches to firm or flip them up to release.WARRANTY & SERVICE ▶Certificated by FDA，CE，SGS etc. The quality is guaranteed, if there is any problem during the usage, please contact us freely. We provide 12 months warranty and professional after-sales service. Buy it with confidence.