Lu4
Box with Expand Inventory
Box with Expand Inventory 100 days NG Other
When opened you will receive 'Expand Inventory' for 100 days:

Weight Limit: +50%
Size of Inventory: +30 slots
Size of Private Warehouse: +50 slots
Size of Mail Letter: +8 slots
Size of Private Store: +5 slots.
Weight
250
Restrictions
Private Warehouse
Clan Warehouse
Transfer within Game Account
Trade
Drop
Private Store
Enchant
Attribute
Olympiad Use
Item
Amount
Get Type