1.Super deluxe CISS ink tank is produced by the PP material,which is smooth and transparent ,with the advanced constant voltage stability device and technology, 

2.Injection-molding machine makes the bottom perfectly 100% without leaking.

3.Strong PP material prevent any abrasion  or brust during transportation.

4.Inner cartridges are non-sponge ,which ensure Print continuously line,no ink leaking,no print spot  Features and