size guide
doctor holding a northsole memory foam insole under a patient's foot

LegacyThree (Standard Cushion)

$25.97
  • Cushion for concrete, tile & asphalt — without killing your barefoot feel
  • Completely flat (zero-drop) — no arch support, no heel lift
  • Both cushion levels: 6mm Legacy + 3mm LegacyThree
  • Made in the USA · this bundle ships free

Size: Choose an option

S
M
L
XL

90 days to love them, or your money back

Try them in the shoes and on the floors you actually use. If your feet aren’t better on hard surfaces, email us and we’ll make it right. Fewer than 2 in 100 customers ever send them back.

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Description

Maximum ground feel with premium cushioning. The LegacyThree delivers the perfect balance for minimalist footwear, tight-fitting shoes, and anyone who wants closer connection to the ground without sacrificing comfort.

Ideal for:

  • Minimalist and barefoot shoes with limited space
  • Dress shoes, loafers, and slim-profile footwear
  • Athletes seeking enhanced ground feedback and proprioception
  • Everyday comfort without bulk

At 3mm thick, the LegacyThree fits where thicker insoles can't—giving you the same NASA-grade materials and dual-layer technology as our 6mm Legacy, engineered for a lower profile.

Premium features you can feel:

  • NASA-grade materials: The materials we use are THE BEST. Our foam will not squish down over time like other memory foam insoles do, allowing you to put on many more miles, comfortably.
  • Dual-layer technology: Upper layer contours the foot which helps distribute weight over a greater area, leading to reduced pressure points and increased support and stability. Bottom layer reduces peak deceleration G-forces (which means greater shock reduction) and adds durability to the insole.
  • High-performance moisture-wicking fabric on top pulls water away keeping your feet drier.
  • Fabric infused with natural probiotic microbes for non-toxic, environmentally friendly odor control.
  • Easily trimmed with a pair of sharp scissors.
  • 100% Made in USA

Why choose 3mm over 6mm? If your shoes have limited room, you prefer a more natural ground feel, or you only need a little extra cushion for hard surfaces, LegacyThree is your perfect match. Same premium materials, optimized thickness.

SIZE GUIDE