OMP Black Long John$156.00 OMP Black Long John quantity Add to cart Categories: OMP, Underwear Description Description . Long johns with external flat seams. 5 Sizes: S/M/L/XL/XXL. Related products Go Gear SFI Under Wear Black $215.00 Zero Noise-Fearless Amplifier by OMP $836.00 OMP FIA Sock $48.91 KS-3 Karting Boots $168.49