Roamr TPU Air HR 85A FilamentRoamr TPU Air HR 85A is a structural foaming TPU within the Roamr series, specifically engineered for high stress, high wear, and critical support zones in footwear. Unlike materials that chase extreme hardness, HR 85A strikes the perfect balance between stable support, responsive rebound, and long term durability. It ensures 3D printed shoes are not just "wearable prototypes" but durable footwear capable of long distance walking and daily use.
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