When it comes to summer, we can guarantee a few things: record-breaking heatwaves, the ceremonial dusting off of the barbecue, and a covetable Marks and Spencer holiday collection even better than the year before. Whether you’re looking for flattering swimwear, affordable staples, or the best-selling sandals you might have missed out on last summer, this year, the high-street hero’s latest drop is full of wardrobe essentials that are perfect for the sunny season ahead. After all, this isn’t just holiday clothing, this is M&S holiday clothing.