1、Fast Dust Removal: This roller can quickly remove tiny dust particles with high elasticity, so you can use it with confidence. 2、Prime Material: Rollers are made of premium silicone material, safe and durable for long term use, wear resistant, easy to use, to meet your various needs. 3、Electrostatic Function: With electrostatic can better clean the surface of fine impurities, such as hair, dander, dust, fiber, rubber powder and copper powder. 4、Plastic Handle: Wear resistant and durable black aluminum frame plastic handle, iron bearings, rubber bearings, healthy, environmental protection, not easy to rust. 5、Applicable Occasion: The dust roller is widely used in bedroom, living room, office and many other occasions. 1 x Dust Removal Roller Item Type: Dust Removal RollerApplicable Scenes: Clean workshop, kitchen staff hair cleaning, circuit board, PCB, LCD process, light guide, soft film accuracy printing, SMT, clean room, electronic semiconductor and other industries when producing products, surface treatment required for cleaning tools.Roller Material: SiliconeMelting Point: 150°CWater Solubility: insolublePeeling Test: Rolling 60,000 times without peelingRoller Surface Hardness Parameters:Viscosity Type: High viscosityViscosity Value: 620DHardness (Shore hardness): 30°Inner and Outer Diameter: Approx. 2.8cm / 1.1inBearing Outer Diameter: Approx. 1.3cm / 0.5inBearing Inner Diameter: Approx. 0.6cm / 0.2in