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As part of our mission to help the engineering community, we are offering our FREE guide to get your first real CAD project done in 7 DAYS OR LESS

We stand by the quality and service of every product we sell on Sunglass. We are engineers ourselves and strive to serve the community with the best customer service possible.

General Guidelines

Please contact us if you have any problem with your product purchased from our site and no matter what the problem may be we will try our best to solve it until you are fully satisfied

If the product is not received on the guaranteed delivery time then we will offer a full refund

We guarantee the quality of all products on the site or we offer a full refund or replacement

Dead on Arrival

If any item is purchased from Sunglass and is DOA (Dead on Arrival); then the buyer can return it within 14 days. We will replace it with a new item of the same model after we receive the DOA item. Please contact us before you send any item back to coordinate with


All items come with a basic three month warranty. If the item is defective within the first three months; then we will offer a replacement without any additional charge. We must receive the defective item before we can process any replacement.

If any item is defective after three months; then the buyer can send it back to us, and we will contact the supplier or manufacturer for warranty guidelines. Buyers may need to pay the shipping fee in order to resend the replacement item.

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