Ugh. This looks terrible. If you wanna carry a bottle why not get get a bottle cage. Or I dunno just wear a better fitting hydro pack. I never notice mine when I am riding. Also, why is this called "Forget the Pack". Aren't they really saying forget the pack you already have and come buy our weird under garment pack thing instead? Finally if you wanna tuck your bottle (who still uses water bottles anyway?) into your shirt how about you just use an xc jersey. Lord know you don't care about the way you look if your on...