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

Transtar Ultra Flex Seam Sealer & Adhesive

Transtar 4164 Ultra-Flex Brushable Seam Sealer