The Sea To Summit Ultra-Sil shopping bag is not only very practical and environmentally friendly, but it's super compact and lightweight. The tiny packed size fits easily onto your key ring, in a jacket pocket or a purse. It's also amazingly strong and durable, so you can fill it to capacity without worries.
Lightweight 1.7 oz / 48g
Volume is around 6½ gallons/ 25 Liters - bigger than supermarket paper bags
Bag has resisted in excess of 130 kg (285 lbs) load