Purchased online along with a book cover, etc. I carried it for about 3-4 hours only once (car travel). I don't see any stains, but please forgive me if I missed anything. It will be shipped folded. Thank you. Kinokuniya Bookstore Original Square Tote Bag Price: 3300 yen (tax included) Size: Width approx. 32cm Height approx. 32cm Depth approx. 13cm Handle height approx. 28cm Weight capacity: 5kg Outer material: Tyvek (high-density polyethylene non-woven fabric) Lining: Polyester Bottom board: Polyethylene The bottom board is removable.