Designed to protect any winch. The fabric breathes, is soft and fits perfectly. Always held firmly in place because secured at the centre with elastic inside and at the base with adjustable cord and a clip. Easy to slip on and remove. Suitable for all winches (Harken, Lewmar, Andersen, etc.) in only 3 sizes: small for 40-44 winches medium for 46-48 winches large for 53-60 winches