... Bag's Accessory Switch Valve1. Material: PP2. Size: one size for each kind3. Kind: mini ninja valve, ninja valve, automatic valve, slide valve, switch valve ... , turn valve4. Color: pink, yellow, green, blue, white, black, coffee5. Usage: be used on vacuum compressed bags to make the bag ... Delivery Port: Ningbo, China9. Package: polybag + paper carton vacuum Compressed Bag's Accessory switch valve