Food Contact Safe, CFIA APPROVED: virgin resin used in the Hy Pax brand bags. Selection: Full Range Available: Choose a resin, size, strength, colour. Coreless Rolls: Dispense roll or wall mount, receptacle change easy. Better Than The Competition: they use regrind, cheaper, thinner, recycled. Lab Test Results: We measure thickness, tensile strength, tear resistance, impact resistance and not only do we match, we surpass, the performance of the competitors bags, at a fraction of the cost.