Retro ladies are nicely catered for in the swimsuit department, with plenty of reproductions of flattering old timey designs available.
This fabulously glam Dolly Gingham Maillot from Anthropologie is just what you'll need for lounging beside the pool in vintage style. Dubbed 'the miracle suit', this super-flattering swimwear is picture perfect pin up chic, accentuating all the right places and disguising any unsightly bits with ruching. The cheerful gingham pattern, halterneck & front bow ticks all the retro boxes.
£98 from Anthropologie online.