1: Could you offer samples for testing and evluation first? Yes, We can. 2: How long does it take to send the samples? Normally 3-7 workingdays. 3: What kinds of payment terms are acceptable to you? We accept T/T, Paypal, Western Union, credit card,Visa,MasterCard,Pay later 4: Are the materials all safety? Any test for them? For a healthy experience, We insist to use medical-grade, non-toxic and free- phthalate materials and complied with international standards and certified CE, RoHS. 5: Are you a direct manufacturer? Yes, We are an experienced manufacturer specializing in various adult toys, vibrators. 6: What about your after-sale service? We provide quality warranty, if there are any defective product, free new one will be offered in the next shipment or next order.