Stanley Tools FatMax Hard Shell Tactical Knee Pads have a semi-rigid construction that offers improved protection. Each knee pad is fitted with a single neoprene strap for a comfortable, secure fit. With a thick layer of EVA high-density foam padding and high memory gel for maximum comfort and a long product life. The outer 1680 denier fabric provides added strength and abrasion resistance. Ideal for protecting the knees when participating in framing, carpentry, automotive, general construction work, as well as flooring and carpeting.