Stainless steel Top Deck Tactile has a non-slip insert for extra slip resistance. The TGSI comes in two different options. Topdeck 2814 has a Long Stem of 20mm and is also available in the Top Deck 2815 which is a Flat back Top Deck TGSI (no stem). Top Deck Tactiles Standard insert colours are Yellow or Black. Refer to Installation Manual from Novaproducts Global for further information.