Slipper, rubber are covered under IS 11544:1986. This standard specifies the requirements and sampling and testing methods for slippers, rubber of any colour, intended for hospital use, or other light-duty footwear. The slippers must be made in accordance with the pattern shape and design specified in the standard.
Rubber components must be made from suitable compounded natural or synthetic rubber or their blends, with or without the use of reclaimed rubber, and must meet the physical requirements specified in the standard. Materials/components shall conform to requirements as defined in the standard.