Frugi Boys Crab Long Sleeve All In One (0-5 Yrs) - 4-5 Y - Blue Mix - Available at M&S
This all-in-one Frugi swimsuit was made for sunny-day fun at the beach or pool. The comfy, stretchy design offers full coverage, with long legs and sleeves keeping them protected from the rays. A zip on the back of the high neckline makes it easy to pull on and off. They'll love its colourful colour-block design and the friendly crab printed on the front.