Technical Specification:
Material PE Plastic Case, PU Foam inside
Sizes: Big and Small
Parameters: 70x70cm , 55x55cm
Bouyancy Force : Big > 2.5kg, Small > 1.5kg
Features : The Life ring using high density polyethylene for body , filled with high density polyurethane closed-cell foam
Application: Swimming , Water-skiing beach, life guard, life guard, upstream surfing , etc.