Xtratuf Men's Topwater Slip On ShoeThis rugged deck shoe boasts an independently certified SRC Rated outsole, best in class traction so you can focus on whats on the other end of the line. FEATURES Style: XMTS SRC SLIP RESISTANT: SRC is currently the highest rating for slip resistance under the EN ISO 20345 2011 standard and requires passing both the SRA and SRB test for it to achieve the rating. These tests are performed on a slip test machine under laboratory conditions using two