UPPER: Technical seamless polyester LINING: Velveteen ANATOMIC FOOTBED: Asolo/Ortholite SOLE: Asolo/Vibram AG with MegaGrip compound (rubber-Eva) FIT: Men&';s WEIGHT: 290 (g)/10.2 OZ (1/2 pair size 8 UK) SIZE: 8-12,13 US MADE: in Asia CODE: A01060