Maybe one of these similar products would be of interest:-
Sellstrom S96111 K-P Industries Knee Pro Ultra Flex III Knee Pads - Black
Transtar 4162 Ultra-Flex Brushable Seam Sealer
Transtar 4157 Ultra-Flex Seam Sealer
Sellstrom S96111 K-P Industries Knee Pro Ultra Flex III Knee Pads - Black
Transtar 4162 Ultra-Flex Brushable Seam Sealer
Transtar 4157 Ultra-Flex Seam Sealer