Monofilament Poly Fiber Bolting Cloth For Screen Printing Board Mesh Count:40 Mesh/Cm, Thickness:75 Microns, Size:54 " (54 In Ches) Width Rolls. Make:Jaybolt, Or Nylo Bolt Or Similar. Note:1.Cloth Should Be Of Uniform Thickness Throughout The Length & Width. [ Warrant Y Period: 30 Months After The Date Of Delivery ] ]