When you only have to carry a few things and want to travel light, the T28's are exactly what you need. The T28's will carry your beach towel, a good book, sandals, and lunch for a trip to the beach. On the way back home, put that wet bathing suit in the external mesh pocket. Have a longer trip in mind Combine the T28's with the T42's for a great frontrear combo. Isn't life simple at times!! Weight 2.7 lbs pair Volume 1700 cubic inches pair Sold in pairs.