X-Bionic – Energizer MK2 Women’s Top

The only time I’ve over-heated in it was because I wasn’t sure how well it would work so I put fleece over top of it. And after bouts of intense exercise I didn’t turn into a shivering mess immediately afterwards so it seems to do the regulation thing quite well. Although it doesn’t make you feel warm and cosy like a thermal baselayer, it just stops you from feeling cold, which is a weird thing to describe.

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