Goja 72-58MM Step-Down Adapter Ring (72MM Lens to 58MM Accessory) Includes: Goja 72-58MM Step-Down Adapter Ring (72MM Lens to 58MM Accessory) + Premium MagicFiber Microfiber Cleaning Cloth NOTE: This ring is compatible with all 72mm 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 "" (diameter) symbol. For example: 72 = 72mm lens thread size. Backed with DigitalGoja 90-Day 100% Satisfaction Guarantee.