The Tuta Nano Plus waterproofs won our mammoth 14 sets of waterproofs group test for the 1-piece waterproofs. They pack up mega small and really do work extremely well. Well recommended and worn by us at SLUK.
Waterproof, super compact one-piece suit
HYDROSCUD®: Breathable, windproof Polyamide outer shell with high waterproof rating
Taped seams – Storm flap on central zip (including collar)
RAIN TOWER TESTED – EN 14360:2004
Contrasting inserts on arms, in yellow fluorescent fabric, compliant with EN 20471:2013 standard
Adjustable Velcro strap at ankles
Side zip fastener on trousers opens right up to the calf
Accordion opening at ankles to help with putting on
Convenient storage sack
Postage: Free UK shipping with this item
See attached photos for sizing guide, these are ‘overall’ fit. It’s usually better to have waterproofs a size bigger than you’d wear in a jacket/trousers.