... -6 mm neoprene and net 3. OEM Features: Description: Magnetic knee pad.Material: Neoprene, Nylon, Elastic, MagnetSize: S,M,LFeature ... Back Support gives basic support, protection, and pain relief for all athletic activities. The thermal neoprene support provides therapeutic ... heat retention, and the elastic side pulls allow for a snug fit. Hot sale blue customized neoprene knee pad for sports