Portable and Convenient:With a compact size and light weight, this macro-extension tube set is an ideal travel companion for p ographers. Versatile Length Options:Comprising 13mm, 21mm, and 31mm tubes, this macro-extension tube set offers flexible lengths. Auto Focus Capability:Seamlessly blend with your for EF EF-S mount lenses for precise Auto Focus during macro-p ography. Design:the extension tube set boasts a super build for on-the-go . Compatibility with Series:Designed specifically for EF EF-S Mount lenses, ensuring wide adaptability for your camera system. Color: Black Material: plastic Package Contents: 1 x Lens Macro-Extension Tube Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.