The Berkeley is a Premium Nubuck Leather crafted waterproof Lace up safety boot from Stanley It has a 6 eyelet lacing system for a secure fit Removable polyurethane insole for comfort and steel toe cap for protection. S3 rating Premium Nubuck waterproof Lace boot 6 eye let lacing system Removable comfort polyurethane insole Waterproof Liner Steel toe cap and midsole S3 rating Berkeley Full Lace Up Safety Boot