XS Scuba Recoil FinRobust 316 stainless springs built into the side ribs allowing the blade to drop backComes standard with stainless steel spring strapsTraditional all rubber design provides comfort and durabilityThe foot pocket has an extra-large opening in the front to prevent toe crampingSizes: Small - XLargeColor: Black
Available in four sizes
FN510 RECOIL FINS- SMALL 22.4"
FN520 RECOIL FINS-MEDIUM 22.5" 
FN530 RECOIL FINS-LARGE 22.7" 
FN540 RECOIL FINS-XLARGE/2XL 23.6"