1. ISO9001 2008 certification 2. material: PA+PE 3. thickness: 60micron 4. triple your storage space 5. size: 30*45cm vacuum bag hand pressed series Features:The Ninja Magic Compressed Bag,which offers a revolutionary method of compression.The bag's single multi-purpose valve supports three different compression methods--rolling by hand,squeezing by hand and suction using a vacuum cleaner. A ...