Q:What is the quality of your products? A:We use good k9 crystal material,its pure clear not yellowing,no bubble,no scratch. Q:Do you do customized design? A:Yes,we can do customized design,please send us your design in JPG,PDF or Adobe llustrator format. Q:Can you print custom LOGO/TEXT on crystal? A:Yes,we can do color print/laser engrave /sandblave custom LOGO,please send your LOGO in Adobe Illustrator format. Q:How many days need for a sample making? A:We can fast do a sample in 5-7days. Q:Dose the package box can print custom LOGO? A:Yes,the gift box can print custom LOGO. Q:What is the delivry time? A:The leading time is 10 25days based on the order quantity and product design.