Penguin Core Collection Backpack – Link
Penguin has this on sale for $79.99.
Cut 50% off your total, to $39.99, with code: PENGUIN50
Plus, cut another 20% off, for a total of only $31.99, with stackable code: OFFEROP20
Shipping is currently free on all orders sitewide.
Eddie Bauer Bygone 23 Pack – Link
Eddie Bauer has this on sale for $29.99.
Better yet, cut 50% off, dropping your total to only $14.99 with code: SOLSTICE
Get free 2-day shipping with Shoprunner. Shoprunner is free with your American Express card. Alternatively, shipping is free on orders of $99 or more.
“Streamlined 23-liter pack of durable 600-denier polyester includes internal sleeves for a laptop and hydration bottle. The exterior zip pouch has an organizational panel and an extra pocket for phone and other small items.”
Update: Deal over.
As a deal of the day, Amazon is offering up to 50% off a selection of backpacks and bags!
Amazon offers free returns on all backpacks that are shipped and sold by Amazon.
Update: Deal over.
Samsonite Classic PFT Backpack Checkpoint Friendly – Link 
Hurry on over to Amazon where this has just dropped to only $19.99!
This was selling for $49.06 earlier and is now the lowest it has ever been on Amazon.