Pinger's High Quality Vinyl Hand Railings are mostly composed of 2MM thick resin cover with antibacterial properties and 2MM thick stainless steel tube. 38MM handle diameter, ergonomic design, no connection gap on the surface, no rough and prickly plastic burrs. The Hospital Anti-collision PVC Aluminium Wall Bumper is installed on the wall with a height of 80-90CM from the ground, and the distance from the wall is 38MM, which protects the wall from impact and provides assistance for pedestrians.