If you think losing 10 pounds is nothing... Remember that a gallon (4 litres) of milk weighs 8.6 pounds (4 kg). Try to carry one of these around next time you go
Amazon.com | Rural365 Metal Milk Jug, 4 Liter (1 Gal) - Stainless Steel Jug, Rustic Milk Cans with Lid, Old Fashion Milk Jug Vases: Creamers