Check the listing for details. Korkers Studded Felt Sole - FA3050. Color: Beige, Condition: New with box. Listed at 49.99 USD. When you need something with more bite than Plain Felt. Application: Ideal for extremely slippery aquatic environments where felt is an option. Traction: Same sole as Felt, only with 26 carbide-tipped studs per pair. Ideal for extremely slippery wading environments where felt can be utilized. Fit: Match the sole size with your OmniTrax 3.0 boot for a perfect fit. Men's Size Conversions US Euro UK Korkers Wading Boot 6 38.5 5.5 7 6.5 39 6 7 7 40 6.5 8 7.5 40-41 7 8 8 41 7.5 9 8.5 41-42 8 9 9 42 8.5 10 9.5 42-43 9 10 10 43 9.5 11 10.5 43-44 10 11 11 44 10.5 12 11.5 44-45 11 12 12 45 11.5 13 12.5 45-46 12 13 13 46 12.5 14 13.5 46-47 13 14 14 47 13.5 15 14.5 47-48 14 15 15 48 14.5 15* Women's Size Conversions US Euro UK Korkers Wading Boot 7 37-38 5 7 7.5 38 5.5 7 8 38-39 6 7 8.5 39 6.5 8 9 39-40 7 8 9.5 40 7.5 9 10 40-41 8 9 10.5 41 8.5 10 11 41-42 9 10 11.5 42 9.5 11 12 42-43 10 11