100 ft. Natural Polyethylene Tubing, 1/4 in Outside Dia., 1/8 in Inside Dia./ CROSS-SECTIONAL SHAPE STYLE: A1 ROUND INSIDE DIAMETER: 0.125 INCHES NOMINAL OUTSIDE DIAMETER: 0.250 INCHES NOMINAL INNER CONVEYING TUBE STYLE: B14 PLAIN END ITEM IDENTIFICATION: 6625015855782 MEASURING METHOD AND LENGTH: 100.0 FEET NOMINAL OVERALL MATERIAL: PLASTIC POLYETHYLENE