Apollo Bio Fins Pro XT

Precision engineered for optimum speed and comfort. 20°angle and 100% rubber are unique to Apollo’s split-fin design. Your body will barely register the effort but you are definitely moving… and moving fast!
BIO-FIN PRO

20° angled blade for a fin shape that works with the natural resting angles of ankle and knee – very low strain
100% rubber material for optimum weight and flexibility
Increased maximum speed and reduced fatigue
Up to 40% reduction in muscle fatigue, energy use, and air consumption; longest recorded bottom times during testing
Excellent manueverability and position control
Foot pocket is open at the toe for added comfort
Easy quick release system with finger loop for easy access
Sizes: xs, s, m, l, and xl (LL) Note: metallic pink xs, s, & m only
NATO/National Stock Number 4220-66-152-2592 (Black)

FINE TUNING While all bio-fins are 100% rubber, the hardness level does vary. Durometer ranges from original black 65 to the XT at 75.