Specification Brand : Plastic-Craft Products BulletPoint1 : Exceptionally high-impact strength over a wide range of temperatures BulletPoint2 : 200x stronger than glass and 25x stronger than acrylic BulletPoint3 : Good optical clarity (88% light transmittance) BulletPoint4 : Higher chemical resistance than acrylic BulletPoint5 : Excellent dimensional stability Color : Clear ItemName : Polycarbonate Rigid Round Tube, Clear, 5/8" ID x 3/4" OD x 72" L (Pack of 4) ItemPackageDimensions_Height : 0.5 inches ItemPackageDimensions_Length : 73 inches ItemPackageDimensions_Width : 0.5 inches ItemPackageQuantity : 1 ItemTypeKeyword : plastic-tubes Manufacturer : Plastic-Craft Products Material : Polycarbonate ModelNumber : PC141_L72Q4V1 NumberOfItems : 4 PartNumber : PC141_L72Q4V1 ProductDescription : These polycarbonate tubes have exceptionally high-impact strength (greater than glass and acrylic) over a wide temperature range. Transparent and virtually unbreakable, these tubes are ideal for projects requiring clarity, stability, and durability. ProductSiteLaunchDate : 2018-02-13T08:00:00.000Z UnspscCode : 40142000