Men's Sonicblast (400 - Winter Sea/Stillwater) Brand_OS1st Engineered with an aggressive

Engineered with an aggressive

so we also added the probiotic bacillus coagulans 30 to make things better

Thanks to the use of recycled coffee grounds in the ice-cafe nylon

Your personal "guide" to smoother strides

supportive mesh liner for added breathability

Men's Sonicblast (400 - Winter Sea/Stillwater) Brand_OS1st Engineered with an aggressiveThe SONICBLAST shoe offers a lightweight and responsive ride that makes it functional for tempo runs and your daily training. The midsole features a two layered foam with FF BLAST MAX and FF TURBO cushioning to help create a lightweight, bouncy, and advanced cushioning running experience. Additionally, an ASTROPLATE propulsion mechanism is centered in the foam. This helps propel your momentum forward, creating a faster feel underfoot. Style 1011C083