RRP $149
The Edelrid 30L foldable Spring Bag is another option for storing throwlines and associated equipment. Great for controlling the rope when belaying.
2 inner compartments for storing the throw line. Interior loops for organizing small equipment.
Its a spacious throwline bag (48 x 26 x 24 cm) which stands upright when you need it and yet folds down small for storage.
The Edelrid Foldable Spring Bag is ideal to store your rope flaked into the bag with your rope attached ready for use.
Simply unfold and your ready to go.
It folds down into its own pouch and is very compact to store.
The rounded spring shape helps prevent kinks in the throwline.
No internal rods to puncture through the material like most low cost cubes. 
Pack sack included.