The On Cloudmonster 2 in BlackFrost offers maximum cushioning and propulsion with a more sustainable design, making it a versatile performance runner ideal for various distances from 5k to marathons. It features dual-density Helion Superfoam in the midsole and a new nylon blend speedboard engineered to enhance speed and energy return. With an increased 24% recycled materials and a reworked engineered mesh upper, it provides enhanced comfort and lockdown. The shoe weighs 295g with a stack height of 35mm and an offset of 6mm. It is constructed with an engineered mesh upper, dual-density foam, a bounce board foam insert, and a nylon blend speedboard.