The UK’s leading online glasses retailer, Glasses Direct have been helping customers look and see their best since 2004. They have a huge selection of frames from big name brands to their own exclusive ranges, with options available for prescription lenses and sunglasses. Their 2 for 1 from PS49 offer is great value and you can also upgrade to higher quality lenses with coatings including anti-reflective, polarized or blue light protection.This link:glassesdirect.com While independent online retailer Warby Parker (which has an expanding brick-and-mortar presence as well) tends to favor retro styles, the sizable Optimax-owned GlassesDirect offers a wide variety of house and brand names. Its own lines include Ottoto and Muse, but the selection is also broad enough to cover more contemporary looks, with oversized aviators, chunky acetate, and retro frames all on tap. Eyes on the Sun: A Guide to Choosing the Perfect Sunglasses from Glasses Direct Eyebuydirect offers one of the most comprehensive online shopping experiences, allowing you to search by almost any frame or lens parameter. However, the checkout process is somewhat bare-bones, lacking virtual try-on tools and indications of whether a particular pair will fit your pupillary distance. (The site does warn you if you choose multifocal lenses that are out of spec, but only after most of the order is processed — and the warning doesn’t give you clear advice on what to do.) One of the few online retailers to carry prescription sports sunglasses, Tifosi is a good choice for active folks looking for an inexpensive alternative to the high-end models offered by more established brands. Its frames are sturdy and comfortable, but the overall aesthetic leans toward chunky acetate and fanciful touches — extreme coastal grandmother if your grandmother promoted indie shows in Portland.