The leather version of Chev Mulligan is built for maximum comfort, is lightweight, waterproof and will perform for 18 holes straight out of the box. !!<>!!Leather Waterproof Upper!!<>!! A waterproof breathable outer combined with a waterproof breathable membrane layer !!<>!!Opti-Vent Mesh Liner!!<>!! Opti-Vent mesh liner for breathability and heat management !!<>!!Big Bertha Power Cleats!!<>!! Big Bertha power cleat, with longer traction elements on one half of this asymmetrical cleat. We have bio-mechanically tuned their position on the sole to assist your energy transfer and enhance the power that can be generated through more solid ground contact. 1-Year Limited Waterproof Warranty 30-Day Comfort Guarantee