Our bath mats are made of PVC material, which is very sturdy and healthy. Anti-slip, suitableforchildren, theelderly, etc. The design inspiration pf our shower mat comes from pebble, which can resist slip and massage you when you step or lie on it. Non-toxic, non-slip suitableforchildren, theelderly, etc., canbeusedinbathrooms, toilets, doors, etc. This mat can also match with our pebble shower curtain liner and looks great in any decor.