181S2
Weight：US(M)7.5 : 7.69 oz (218 g)
The TPU half-palm outsole is made through precise injection molding technology. With a differentiated formula design, it combines strong toughness and dynamic elastic response, providing a powerful boost for starting acceleration. The rear palm is equipped with a dense triangular anti-slip tooth array combined with a three-dimensional structure of mountain peaks, ensuring stability during emergency stops and direction changes
- Find your size in the chart below.
- Scroll horizontally to see more sizes.
| US - Women's | 2.5 | 3.5 | 4.5 | 5.5 | 6 | 6.5 | 7.5 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| US - Men's | 4.5 | 5.5 | 6.5 | 7.5 | 8 | 8.5 | 9.5 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| EU | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 |
| CM | 22 | 22.5 | 23 | 24 | 24.5 | 25 | 25.5 | 26 | 27 | 27.5 | 28 | 29 | 29.5 | 30 |
| UK | 2 | 2.5 | 3.5 | 4.5 | 5.5 | 6 | 7 | 7.5 | 8.5 | 9 | 10 | 11 | 12 | 13 |
Size Measuring Guide
A perfect fit for your ultra-marathon running shoes is important for comfort and performance. Follow these tips to measure your foot size at home:
General Tips:
- Measure your feet at the end of the day as they're at their largest due to swelling.
- In between sizes? One foot is bigger than the other? Take the larger size.
- It's best to measure every year. Your size could change over time.
What You'll Need:
- A piece of paper larger than your foot,
- A pen or pencil,
- A ruler or measuring tape,
- Socks of the thickness you'll wear with the shoes.
Steps:
- Stand on the paper in the socks you'll wear with the shoes.
- Use the pen or pencil to mark the end of your longest toe and the back of your heel. It's important to measure both feet as their size can vary.
- Match your measurements to our size chart to find the best fit. If you're between sizes, we suggest choosing the larger size for better comfort.
TPU+Light Breathable Mesh Upper
The upper features lightweight breathable mesh that effectively wicks away moisture and heat. Combined with smooth, wear-resistant seamless TPU, it enhances foot wrapping, delivering a cooler, more comfortable running experience and more powerful strides!The wheat-ear laces ensure a secure, adjustable fit, eliminating loosening issues during training and competitions so you can stay focused till the finish line.
TPU Half-Palm Tough Outsole
Precision-injected TPU material is formulated with tailored ratios. The forefoot delivers enhanced toughness, wear resistance and elasticity; the heel features a dense triangular structure for boosted durability and slip resistance; a scientific 7-spike layout combined with a unique mountain-inspired layered design maximizes traction and stability.
EVA Lightweight & Elastic Midsole
Crafted with a specialized EVA foaming process, it delivers excellent elasticity and impact resistance. The thickened heel design boosts stability, making it ideal for a wide range of track and field training sessions and competitions.