Roller/ Surcingle Pad Prevents Bruising or Soreness Adjustable Straps Fits any Roller Unique Prolite Material The Prolite Roller/ Surcingle Pad is the only pad of its kind. The unique design prevents bruising or soreness from the roller while lungeing for exercise or rehabilitation. Adjustable straps allow easy fitting to any roller. An award-winning product. Prolite does not absorb water, does not wrinkle up & distributes pressure evenly over the area of the pad. These qualities make it excellent for putting under rollers or surcingles to protect the horses back.