Prada have done some truly amazing things with acetate this season, but if you don't want to blow a few hundred quid on an accessory you might well leave lying on the beach, there are plenty of great styles out there that will cost you a lot less.
In fact, we're so impressed with the current high street offer on shades at the moment, and can bet that at least some of these sunnies will pass for designer...here are a few of our favourites, all priced at less than £70.
Top row: Oasis black 'Katy' resin oversized sunglasses; £14 at Debenhams
Second row: ASOS red oversized cat-eye sunglasses; £12 at ASOS, Therapy brown oversized sunglasses; £14 at House of Fraser
Third row: Mango 'Capri' acetate sunglasses; £11.45 at Mango, Tatty Devine limited edition shiny bow sunglasses in black, £65 at John Lewis
Fourth row: Topshop Tortoiseshell oversized cat-eye sunglasses; £14 at Topshop, ASOS Polka-dot cat-eye sunglasses; £12 at ASOS
Fifth row: Sight Station beige and polka-dot 'Charleston' sun readers; £18 at Debenhams
Related: Prada's amazing acetate sunglasses