I have two shirts like this from (the company) patagonia and they breathe until I start to sweat about ten minutes later. If yours was better than that, care to drop a name for me to go look into?
Our boy would sympathize with Jean - he loves the beach but not the water. We still take him every so often, but he wants the smells right on the edge of the waves and sometimes the ocean sneaking up on him is just too much