Used Fourth Element Tech Scuba Diving Fins - Aqua - Medium Snorkeling Sets The 3-D strap offers unprecedented

The 3-D strap offers unprecedented comfort and fit unlike standard flat mask straps

Android or iPhone

The durable YKK zipperhas beensewn onto our strongest Supratex neoprene to prevent it from tearing out

The single lens provides an unobstructed field of view

Variable Blade Geometry wing tips arc upwards

Used Fourth Element Tech Scuba Diving Fins - Aqua - Medium Snorkeling Sets The 3-D strap offers unprecedentedPlease note this is a USED ITEM offer. The item will be in good working condition, may show signs of use or wear. PRODUCT DESCRIPTION A classic vented fin, redesigned to maximise performance. Utilising natural rubber in a unique density gradient, this fin delivers a comfortable foot pocket combined with optimised stiffness for finning performance. The vented design allows water to flow along the blade reducing drag and fatigue, whilst the stiffening