About this item Very thick Pipe Screens Made of premium thick 100% brass, thicker than a normal pipe screens, flexible and easy to install. Each screen’s diameter is approx 1/2 inch long Burn Evenly Makes burn more evenly! Easy to use clean and dispose of. Good for multiple uses (depending on source). Easy to Carry The pipe screens is packaged in a transparent plastic bag in a metal storage box. The box is flat and very delicate and fits your pocket in anywhere LIFETIME GUARANTEE Please contact us directly if you encountered any problems, we will respond to you within 24 hours and let you get satisfactory results