Clean room sticky roller 4" 6" 8" 10" 12" clean room sticky roller 4" 6" 8" 10" 12" clean room sticky roller 4" 6" 8" 10" 12" Sticky roller Material: pe Size: 4" 6" 8" 10" 12" for normal Color: white, blue Standard length : 18m Inner/outer diameter : 38mm*54mm Thickness : 0.05mm Layer/meter : 100layers/18m Clean room sticky roller 4" 6" 8" 10" 12" clean room sticky roller 4" 6" 8" 10" 12" clean room sticky roller 4" 6" 8" 10" 12" -