It has to be warm close to the body so temperature variations aren't that big a deal because your body is going to sort of maintain that. There's not really that many environmental sensitivities for using sports and they can handle high pressures there. They're soft but they're very tough and toughness means you could absorb a lot of energy before you break. So you know what this sounds like with if you if you have a full body lace everything right neck everything and then you go up with your with your iOS app that's a tricorder. Yes it did. That was great.