Rally Proteinshaker

The twist-on lid seals tight enough that I tossed it in my gym bag with ice water and not a drop escaped, and the pop-open spout makes one-handed sips during sets way easier than fumbling with a cap. It's my go-to for cold shakes now, and the handle loop is a small touch I didn't expect to use so mu

The double-wall insulation actually keeps my pre-workout cold for hours, even during a hot hike. The spout pops open smoothly for one-handed drinking, and I haven't had a single leak yet.

I was worried about leaks in my gym bag, but the twist-on lid with the handle loop has been flawless. The double-wall insulation keeps my pre-workout ice cold even during a long hike. This is the best bottle I've tested for temperature control.