Specification Brand : OPTURA HD OPTICS BulletPoint1 : Includes: camera and lens mounts, 7mm, 14mm and 28mm tube sections BulletPoint2 : Quick and inexpensive way to achieve macro focus; Any combination of tubes can be used for various reproduction ratios BulletPoint3 : Extension tubes are designed to enable a lens to focus closer than normal BulletPoint4 : No optical insert - maintains lens optical quality while remaining lightweight BulletPoint5 : [FITS TIGHTLY] Designed to fit tightly onto EF mounts, these lens adapter rings provide a secure and reliable connection, preventing any movement or instability. ItemDisplayDimensions_Depth : 3 inches ItemDisplayDimensions_Height : 3 inches ItemDisplayDimensions_Length : 3 inches ItemDisplayDimensions_Width : 3 inches ItemName : Macro Extension Tube Set Compatible with Canon EOS M EF-M Mount Cameras for Extreme Macro Photography ItemPackageDimensions_Height : 3 inches ItemPackageDimensions_Length : 3 inches ItemPackageDimensions_Width : 3 inches ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-extension-tubes Manufacturer : OPTURA HD OPTICS ModelName : Yunseitya1xvfhbtk0 ModelNumber : Yunseitya1xvfhbtk0 PartNumber : OPTICS-TUBE PhotoFilterEffectType : Neutral Density ProductDescription : Includes: camera and lens mounts, 7mm, 14mm and 28mm tube sections ProductSiteLaunchDate : 2023-08-30T19:42:03.534Z WarrantyDescription : 2 YEARS WaterResistanceLevel : not_water_resistant