R.U.Outside Perforated Back thing 100% Neoprene Made in the USA or Imported Provides perfect lumbar support without restricting movement Highest-quality neoprene and Velcro for unmatched durability Closed-cell latex-foam lumbar support pad Infinitely adjustable dual tension controls with flexible side-support coils A must for snowmobiling, skiing, biking, driving, golfing, fishing, working, living