Features:
Storage Kit: Using bags to keep your 3D materials such as PLA / PLA/TPU/PETG in quality and condition at all times.
conservation: bags, heavy-duty , and double seal zipper for airtight conservation.
Easy to Use: Put your filament in the bag, lock the zip lock seal with sliding clip, keep the exhaust port on a flat platform, exhaust the with the pump, Press the tape to ensure no leakage. 
Easy to : The transparent bag is convenient for you to observe the condition of consumables.
What's included: Hand Pump x 1, Bag x 5, Sealing Clip x 1.

Specification: 
Material: PE+PA
Size: 30 x 34cm
Weight: 20g
Operating : -20°C-100°C
Package Size: 
1pc: 31 x 5 x 4cm/12.2 x 2 x 1.6in; 75g/2.6oz
5pcs: 31 x 5 x 4cm/12.2 x 2 x 1.6in; 165g/5.8oz
10pcs: 32 x 5 x 4/12.6 x 2 x 1.6in; 280g/9.9oz
20pcs: 33 x 5 x 512.6 x 2 x 2in; 520g/18.3oz

Packing List:
5 x Storage Bag
1 x Pump
1 x Sealing Clip