The VPS-500A is a 5-Piece Parts Kit that allows you to assemble your Own-Goggles using different Nosepieces and Strap Adjusters. The Kit Comes with 3-Different Sized Thermoplastic Rubber (TPR) Nosepieces, Side Clips, Silicone Head Strap and Polycarbonate Adjusters the VPS-500A is a Kit designed for the SKU: VIWPLC Corrective Lenses (2 lenses required) or as Replacement Parts Kit for the V-500 Platina Goggle (see SKU: VIWPG. The Kit Split Head Strap is 100% Surgical Grade Silicone, which offer the Softest, Pliable and Longest-Lasting Strap available on the market today. Surgical Grade Silicone is Non-Allergenic and Resists Stretching and Fatigue from Prolonged Use in Chlorine, Reducing Leakage and Replacement. The kits can be Easily-Adjusted with Interchangeable Side Clips that are Quick-and-Easily Released. Kit is covered by a 12 month limited warranty.