Shortens Minimum Focus Distance of Lens | Provides Macro Capability * Includes 7mm, 14mm, and 28mm Tubes | Can be Used Individually or Combined * Metal Mount | Lightweight Design * For Canon EF/EF-S-Mount Lenses * Whats In The Box: Camera Mount Tube, Lens Mount Tube, 7mm Extension Tube, 14mm Extension Tube, 28mm Extension Tube, Limited 1-Year Warranty