The macro bellows is designed for stretching the distance between the lens and film to provide high quality images for you. It is made of plastic and aluminum alloy, this will be durable and long lasting. The bellows is an accordion-type section which is inserted between the lens and the camera body. Designed with a tripod which can allow you adjust the distance smoothly and constantly and can help you focus better. Features: Made of plastic and aluminum alloy, this will be durable and long lasting. The bellows is an accordion-type section which is inserted between the lens and the camera body. Designed with a tripod which can allow you adjust the distance smoothly and constantly and can help you focus better. Designed for stretching the distance between the lens and film to provide high quality images for you. Compatible for canon EOS EF mount focus camera. Specifications: Product Name: Macro Bellows Material: Plastic & Aluminum Alloy Compatible Model: for Canon EOS (EF) Mount Focus Camera Color: Black Dimension: Approx. 14 x 13 x 6.4cm / 5.5 x 5.1 x 2.5inch Weight: Approx. 262g Package Included: 1 x Macro Bellows Please Note: Maximum extension is about 130mm Please allow 1-3mm error due to manual measurement. Thanks for your understanding. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please in kind prevail.