ECM Capillary Tube Boiler B7400902 Puma Jamming evoKNIT Mens White Running Shoes. The Puma Jamming evoKNIT Men's White Trainers combine cutting edge technology with a sleek, contemporary design. Featuring a breathable white evoKNIT upper, these trainers offer a sock like fit that provides comfort and flexibility during all day wear. The unique Jamming technology in the midsole delivers responsive cushioning by incorporating innovative foam capsules, offering excellent energy return and support with every step. The minimalist design is complemented by a translucent sole that features a modern, dynamic look. The lightweight construction, combined with the high performance materials, makes these trainers perfect for both athletic activities and casual outings. With their stylish, futuristic appearance and advanced features, the Puma Jamming evoKNIT trainers are ideal for those who value both style and comfort.