Mares Razor Pro Spear Fishing Full Foot Fins Size Chart
  39/40 41/42 43/44 45/46 47/48
US Men's Shoe Size 5.5-6.5 7-8 8.5-9.5 10-11 12-13
US Women's Shoe Size 7.5-8.5 9-10 10.5-11.5 12-13 13+
UK 5-6 6.5-7.5 8-9 9.5-10.5 11.5-12.5
Euro 39-40 41-42 43-44 45-46 47-48
Product Weight (lbs per pair) 4.8 5.25 5.55 5.85 5.95

These are general guidelines only, sizes are not guaranteed. But no worries, since at LeisurePro we offer our exclusive PFF Guaranty