Knee protectors for work in the kneeling position
Type 1: knee protectors are independent of other clothing and fasten around the leg.
Type 2: knee protectors made of foam plastic or other padding material to be placed in pockets on trouser legs, or permanently attached to trousers.
Type 3: knee protectors that are not attached to the body, but put in place as the user moves around. These may be for each knee or for both knees together.
Type 4: knee protectors for one or both knees, which are parts of devices with additional functions such as a frame to aid standing up, or a kneeling seat. The knee protectors may be worn on the body or be independent.
Level 0: Knee protectors suitable only for use on flat floor surfaces and providing no protection against penetration.
Level 1: Knee protectors suitable for use on flat or non-flat floor surfaces and providing protection against penetration at a force of at least 100 ±5 N.
Level 2: Knee protectors suitable for use on flat or non-flat floor surfaces in severe conditions and providing protection against penetration at a force of at least 250 ±10 N.