Sorry, this product is no longer available.Shoot crisp GoPro video in green, algae-filled fresh or saltwater. DESCRIPTIONThe green, algae-rich waters off the California coast pose a unique problem for underwater photography, but the SRP URPro GR Filter corrects the greenish hue so you can capture quality video and photo with your GoPro HERO camera. This 55mm filter easily screws onto the BlurFix 55mm Filter Adapter (sold separately), which slips onto your GoPro HERO3, HERO3+ or HERO4 standard housing. FEATURESPatented color-correction technology filters out the greenish hue common in the waters off the California coast or anywhere else with an abundance of algae.This 55mm filter easily screws onto the BlurFix 55mm Filter Adapter (sold separately here), and slips onto any GoPro HERO3, HERO3+ or HERO4 standard housing.Low-profile filter ring limits mechanical vignetting and field of view restriction during your next underwater shoot.GR Filter must be used with BlurFix 55mm Filter Adapter. TECH SPECSManufacturer:SRPSize:3" x 3 x .25"Weight:1 ozMaterials:Optical GlassWarranty:Manufacturer WarrantyCompatibility:BlurFix 55mm Filter Adapter - HERO3, HERO3+, HERO4 (Standard Housing only) WHAT'S INCLUDED 55mm URPRO Green (GR) Filter Free GoWorx Stickers Note: Camera and filter adapter not... More