Canon ETEF25II Extension Tube

The technical details behind this extension tube
Take photographs with shorter distance using the Canon ETEF25II Extension Tube. This extension tube features white index mark for digital SLR EF-S lenses and red mark for photo lenses. It also allows users to shoot with a short focusing distance for greater close focusing. This extension tube is compatible with digital EF-S lenses, EF, and TS-E lenses. It is recommended with 50mm lenses and up, while EF-S 18-55mm can be used at middle and tele zoom settings.
Key Features

Red mark provided for photo lenses
White-index mark provided for digital SLR EF-S lenses
Compatible with EF-S lenses, as well as EF and TS-E lenses
Shortens focusing distance of lens
Top three reasons we think you will love this extension tube

Works great
Greater close-focus capability
Ideal for macrophotography and close-up portraits