Classic golf shoe offering the best in stability, technology and tour performance. Waterproof calfskin leather upper for unmatched performance. Soft and lightweight, the upper is comfortable and durable yet fashionable for any outing. Your feet stay dry and comfortable in all playing conditions. DrySport moisture management and RainSport waterproof technologies feature moisture wicking linings and breathable waterproof systems that provide the ultimate in comfort and dryness. XTT independent suspension traction technology affords exceptional stability during the swing. Oversized Big Bertha Spikes offer cutting-edge traction technology. Their asymmetrical design increases power and performance during play while their dual-density construction improves durability, comfort and traction. Xtra Width Technology (XWT) provides a custom fit. This adjustable fit system allows each golfer to adjust the shoe's fit from medium to wide via adding or removing the unique XWT forefoot pad from the insole. XWT provides yet more customization by allowing the user to adjust the fit between the left and right shoe, depending upon the length and fit difference between feet. Callaway Golf Footwear is guaranteed to be waterproof under normal use for two years from the date of original proof of purchase, provided that the shoes have received adequate maintenance, have suffered no cuts, abrasions or other damage and have not been subjected to abuse, mistreatment or excessive wear. 23. 00 oz. Product measurements were taken using size 9. Please note that measurements may vary by size.