When I find clothes that fit me perfectly, I tend to buy multiples. I bought 2 Lululemon No Limits tank last year and they're my go-to tank.
At Bikram yoga, the best clothing is the least clothing. Leave your modesty at the door if you don't like your arms or thighs to go uncovered. Everyone here, regardless of their shape, size, or age, wears very little. For survival, not vanity.
If you're far too modest and psychologically messed up about your body image (oops, maybe that's just me) to ever wear just a bra top, the No Limits is the best for you. It feels like you're just wearing a bra, but the flattering yet not-too-loose fitting tank covers a multitude of sins (even if you don't have any). And unlike lulu's many recent baby-doll style tanks, this tank is forgiving, but you won't look like you're in your 2nd trimester.
In Lulu's own words: