The standard flat sock is the generic design found on most drysuits. There are two different mounting options, with a seal or with an 18-inch mounting circumference to glue on. Standard latex thickness : 0.7mm to 1.0mm. Sold as a pair (two).
The standard conical Akle Seals feature an 17" / 43cm Mounting circumference (standard) and 1" / 25mm for mounting. They are available in a variety of options for size and quality. Sold as a pair (two).
Circumference at Ankle: Large 150 mm / 6" Medium 142 mm / 5,5"