Q1: Do you have stock? Yeah, we have many stock .Just let us know the style you'd like or interested, then we can sent you the full information of the stock at once. Including pic, qty, of course the best price. Q2: Can i get glasses sample , how long is the time? Yes, certainly. We will provide samples for quality check, will refundable the sample charge when you make an order. We could arrange the existing samples express delivery immediately. For any special samples requirement, plastic glass need max 7 days finished.For acetate, wood we need check design careful, then inform the detail times. Usually we send samples by FEDEX, UPS, TNT or DHL. It takes 3-5days been to ur hand. Q3: Can I customize my logo or any redesign the products? Yes, of course. The OEM is available. Multi-color available as well. We still have our own design team, who have more than 3 years design experience. We will do the creation in your requirement and make ur image come true. Q4: What are the certifications do you have? We have CEE SGS,BSCI,FDA certifications. As you can see, our company has a strong competitives and great qualified in our business area. We aim to provide the best quality and services to all global clients.In addition to protecting your glasses from ultraviolet rays and other flying objects, riding glasses are cleverly made of polarized lenses, which are anti-fog, waterproof, anti-glare, anti-scratch, anti-shatter and impact-resistant. Typically, cycling glasses have an aerodynamic arc, which can fit your face completely, increase your peripheral vision and provide all-round protection for your eyes. This ultra-lightweight and durable frame is also Specially designed for use in conjunction with wearing a helmet.We have coloful colors ,different temperament,all show rational aesthic taste and deduce colorful life. We export to many coutries ,have CE ,BSCI ,FDA and etc certificate ,can do OEM or ODM.