Proper alignment virtually undetectable until swimmer exceeds ideal head position
Stroke efficiency improves body alignment to decrease drag and increase kick propulsion
Ergonomic contoured securely to the head with Minimal water resistance
Instant feedback provides Tactile cues to inform swimmers of incorrect head position
All four swim strokes assists with technique for butterfly, backstroke, breaststroke and freestyle

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.54 inch
Height : 1.26 inch
Length : 8.03 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 2.88 ounce (View shipping rates and policies)

ASIN : B014EVN692