Tough construction design for long term use is synonymous with the Stor-A-File brand.  40% post-consumer recycled 200 lb test material and 2-ply end x 2-ply side x 3-ply bottom gives Stor-A-File the highest Staking weight rating in the industry.  Our patented “flip top” means no more lost lids, keeps dust and moisture out and records secure and padded handle holes for easy carrying.