Secure and convenient method for carrying filters in the field or even your Bluetooth earpieceEach neoprene case contains two filter pockets Protects against dust, moisture and impact Attaches easily to gear with a snap hook Fits filter sizes up to 77mm Filter Pack™ offers a secure system for carrying extra filters. The easy-access neoprene case attaches with a snap hook so that it can be attached conveniently wherever its needed. The protective pockets are lined with a micro fiber suede which reduces lint as well as streamlines the design. Fits filter sizes up to 77mm. This is an ideal accessory for the avid photographer on the go!