Reflective Backpacks RBP1 Black with Reflectors Over 100 Sq in. of 3M reflective tape for 360 degrees of visibility. Plenty of reflective material on front back and sides Visible from over 1000 feet. away (exceeds ANSI standards) 600 Denier Strong canvas and stitching with padded shoulder straps 600 Denier Reinforced bottom - MADE TO LAST! 2 oversized compartments and many zipper pockets to fit it all in