Includes: Goja 37-52MM Step-Up Adapter Ring (37MM Lens to 52MM Accessory) + Premium MagicFiber Microfiber Cleaning Cloth * NOTE: This ring is compatible with all 37mm lenses. Please verify your camera"s lens thread size before ordering. Your camera"s lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "Ø" (diameter) symbol. For example: Ø37 = 37mm lens thread size. * Backed with DigitalGoja 90-Day 100% Satisfaction Guarantee.