Relefree Avid Elixir Disc Brake Organic Pads with Aluminum Back for AVID Elixir E1/3/5/7/ER/CR sram xo xx 100% brand new and high quality This type is for Avid Elixir AVID Elixir E1/3/5/7/ER/CR sram xo xx There is the detailed size for this model of brake pads Size: 3 x 3.3cm/1.2 x 1.3inch (L x H) Package Includes:5 pairs x Bicycle disc brake pads