Let me start by saying this waist trainer is LEGIT. I've tried my fair share of shapewear, but the YIANNA Latex Waist Trainer stands out for its intense compression and surprisingly comfortable fit.

The latex material gives serious tummy control - it's like having a personal trainer squeezing your core 24/7. I wore mine during workouts and could immediately feel the difference in my posture and sweat levels. The thermal activity is no joke!

PROS:
- Instant hourglass effect (I looked 2 inches smaller immediately)
- Stays put during movement - no rolling or shifting
- Actually helps with portion control (you physically can't overeat while wearing this)
- Surprisingly breathable cotton lining
- Postpartum friendly with great back support

CONS:
- Sizing is tricky - when in doubt, size up
- Takes practice to hook and zip properly (first time was a struggle!)
- Not for sensitive skin - must wear a thin layer underneath
- The latex smell is strong initially (fades after a few wears)

Real talk: This isn't magic. I paired mine with healthy eating and exercise, and after 3 weeks of consistent wear, I had to order a smaller size! The gradual waist training effect is real.

Best features? The spiral boning keeps everything smooth under clothes, and the zipper+hook combo lets you adjust tightness as you progress. Whether you're hitting the gym or just want extra shaping under a dress, this trainer delivers.

Final verdict: Worth every penny for serious waist training. Just be patient with the break-in period!