This kit includes a spherical lens suction cup pen and 7 suction cups of different diameters to fit most camera lenses. The suction cup is made of soft anti-static ESD conductive silicone that 't scratch your lens or damage delicate parts, and stays clean to avoid and smudges. Great for repairs and cleaning The ball suction pen and 7 suction cups of different sizes provide enough suction. Ease of use. When taking out the lens with force, gently rub the pen with the suction cup to expel the air, then on the surface of the lens, lift it to the lens, and slowly put it in a suitable position. Material: Silica gel colour: black Package Contents: 1 x handle 7 x Suction Cup(Suction cup size: 12mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.