MatSack™ - the swim mat that's also a bag MatSack It's light enough and just

It's light enough and just the right size too

there's no getting away from that

and all woven by British Millerain - the mill of reference for all such cloth

Your tools just sitting there

Wired & wonky video of Welsh Winter Waterfall Swim (Jan 2025)

MatSack™ - the swim mat that's also a bag MatSack It's light enough and justIntroducing MatSack a mat that turns into a bag within seconds waterproof on the outside, with a warm dry fluffy inner for you to stand on while you get back into your civvies after a bracing swim. MatSack is for swimmers of all shades of wild. I invented MatSack for myself, and refined it over the course of an unbroken UK and international winter swimming season outdoors always even down to 1. 5C. I even took it to an international Ice Swimming event