What Our Gearhead(R) Experts Are Saying:"The Experience Flow 3 has become my go-to for everyday training miles. It's light, smooth, and the redesigned heel collar really improves the overall fit. I like the balance of ground feel and cushion, and it feels quick without being overly firm. Great for everything from recovery runs to tempo efforts."Whether we're easing into base miles or picking up the pace on a lunch loop, the Altra Experience Flow 3 Running Shoe brings versatile comfort to our road routine. This updated version features a redesigned heel collar for a more secure and plush fit, plus a new engineered mesh upper that improves breathability without adding bulk. With a stack height of 28mm in the forefoot and 32mm in the heel, it delivers a smooth, slightly rockered ride that encourages natural forward momentum. The shoe remains incredibly lightweight at just 7. 8 ounces, giving us a responsive feel for daily training or uptempo sessions. Finished with Altra's roomy toe box and balanced cushioning, the Experience Flow 3 keeps us running relaxed and supported across the miles.