Spalding Prescription Swimming Goggles Black Anti-Fog S-2.00 SPS-103OP

Country of Origin: Japan Material: Eyecups: Polycarbonate, Cushion: Silicone, Nose strap: Elastomer, Strap: Elastomer, Strap adjuster: Polybutylene terephthalate How to choose prescription goggles: Choose goggles that don't strain your eyes. Ideally, you should use it for 10-15 minutes without experiencing headaches or dizziness. Adjustable nose strap and strap for better vision If there is a difference of about 0.50 between the left and right prescriptions, choose a lens that fits the eye with the weaker prescription (e.g., if the left prescription is S-2.00 and the right prescription is S-2.50, then both S-2.00 lenses are acceptable). Please note that if the prescription is too strong (overcorrection), it may cause headaches or eye strain.