The adidas adiZero Sydney features many of the same design elements that the 2000 Sydney wrestling shoes had. It includes the newest technological advancements adidas has to offer for a boost on a very popular retro design. The synthetic upper holds an improved zipper cover that keeps your shoe laces from coming undone. The adiWear® outsole provides maximum grip even during the toughest holds. This shoe is in compliance with all high school wrestling regulations and can be worn without being taped. Wt. 9.8 oz.