This type of reading glasses with led lights in front, switch located in the mirror leg, can be easily opened, easy to use, for users to create a more convenient use. PC integrated molding process, the material is super light wear resistance, seamless integrated process.1.Bulk delivery time? About 20 days,we always try to deliver it as soon as possible with the promise of quality guarantee. 2.what is sample cost & sample delivery time? Sample Fee:sample cost and freight cost. Delivery time:3days Oem sample:Both price and delivery time depend on the design and customer requirements. 3.do you accept the small order yes. we have hundreds of models in stock,Small order first to test the quality is no problem4.How can we contact you? please find below photos email phoneAC high definition lens, clear vision, can also be matched with lens dispensing number; PC and metal frame, light and flexible, comfortable texture, wearing does not clip the face; Adopt new double reinforcement hinge, more durable and anti-blowout; In addition, or a body shaped nose support, wear not pressure nose, prevent slipping. Adopt stereo cutting mirror leg, fine texture without ear clip. The glasses are designed to facilitate users' daily life and facilitate portable glasses. The lenses are also designed to protect your eyes from blue light while using electronics. In daily life, reading and writing, playing with mobile phones, walking outside and so on, or in places where the light is not bright enough, turn on led lights to make the sight more clear. This is a highly recommended style, not only portable but also with LED lights, bringing more convenience to daily life.