Waterproof Wellington Rigger Boot. Industrial Oiled and Tumbled Waterproof Poro Leather and Nylon. Padded Collar. Padded Ankle Support. Reinforced Pull Loops. Cosmo Sketch with Cosmo HBR WP Membrane Lining. Removable Cambrelle Cover + Agion Treated Smartmask Insole. Rubber Outsole with EVA Midsole. The sole is cemented to the upper. Standard: ASTM F2413-11 MI/75 C/75 EH.