Granite Gear ToughSacks - 16L-Tall. They also feature Hypalon grommets which are lighter and hold up better than brass grommets. Assorted Colors. Specifications for Granite Gear ToughSacks Number 1-Number 10: Manufacturer: Granite Gear Size: Tall Color: Assorted Condition: New Weight: 1 lb Capacity: 16 liters Backpack Accessory Type: Raincover Application: Backpacking Hiking Package Contents: Granite Gear ToughSacks Number 1-Number 10 Granite Gear ToughSacks - 16L-Tall