On Cloudmonster Void Unisex Marathon Running Shoes – All Black

On Cloudmonster Void – Unisex Marathon Running Shoe

The On Cloudmonster Void is a distinct expression of On’s maximum-cushion Cloudmonster platform — the same high-volume Helion™ superfoam midsole with CloudTec® cloud pods that defines the Cloudmonster’s energy-return and cushioning presence, now constructed with a dual-layer upper architecture that introduces a translucent mesh overlay as the shoe’s defining structural and aesthetic element. The Void’s outer layer — a fine, near-transparent mesh that covers the full upper — creates a depth and dimensional complexity at the shoe’s surface that a standard single-layer upper cannot produce: the outer mesh catching and returning light differently from the inner layer beneath it, the two layers in combination creating a surface that changes character across viewing angle, light condition, and distance. Built for long-distance training and marathon performance, for runners who demand maximum cushioning and a shoe that reads differently from every direction it is viewed.

Colorway

This style is offered in the All Black colourway — the most total and most architecturally revealing of the Cloudmonster Void colourways: a single-colour composition in which every element of the shoe is rendered in black, and the Void’s translucent mesh overlay is given maximum opportunity to demonstrate its structural effect. In a multi-colour Cloudmonster Void, the mesh overlay is a constructional detail. In the All Black, it is the entire content of the shoe’s visual experience: the outer mesh’s opacity, its sheen, its dimensional relationship to the inner layer beneath — these become the sole variables in a composition where colour has withdrawn entirely, leaving only material and structure to carry the visual weight. The upper’s inner layer is a deep matte black engineered knit — a fully absorptive surface that returns no light and reads as a flat, resolved black field. Over this matte ground, the translucent mesh outer layer sits as a near-transparent veil: its fine grid structure catches ambient light at a different angle from the matte inner layer, creating a subtle sheen across the upper’s surface that shifts as the viewing angle changes — the mesh’s slight reflectivity against the matte inner layer producing the Void’s characteristic dimensional depth, the appearance of a surface that has more layers than a single material should. The large On circular logo — rendered in a slightly glossier black than the surrounding mesh, or as a dimensional embossed element within the upper’s structure — reads as a near-tonal presence: visible as a dimensional or textural variation in the black field rather than as a contrast graphic, the brand mark as a surface event rather than a colour statement. A Swiss flag badge — the red-ground white-cross flag of Switzerland — marks the rear heel lateral surface as the composition’s sole non-black element: a small, precisely placed badge in fully saturated red and white against the total black field, On Running’s national identity and heritage mark declared at the shoe’s most intentional accent position. The badge reads as the composition’s single point of colour against the black — not a chromatic accent in the usual sense, but an identity mark: precise, small, and loaded with meaning. The Cloudmonster Void midsole below is rendered in full black: the rounded-aperture cloud pods in the same deep black as the upper, the cushioning architecture absorbed entirely into the composition’s single colour. A black outsole grounds the composition at contact point, the black at the base as absolute as the black above. A deep charcoal collar frames the shoe’s opening. Dark laces thread the lacing system in tonal continuity. All black. Every surface, every component, every zone of the shoe’s architecture in black — except the Swiss flag’s red and white at the heel, the composition’s single concession to colour, and the most precise and most meaningful concession it could make.

Key Features

• Translucent Mesh Outer Layer – The Void’s Defining Structure – Fine near-transparent mesh overlay covering the full upper over a matte black inner knit — the mesh’s slight sheen against the matte inner layer creates dimensional depth and surface complexity that changes with viewing angle and light, the Void’s structural identity revealed most completely in the all-black colourway where material is the only visual variable
• Tonal All-Black Composition – Every element of the shoe in black — upper layers, logo, collar, laces, midsole, and outsole — the total black as the condition that allows the Void’s translucent mesh structure to operate as the composition’s sole visual event
• Swiss Flag Heel Badge – Red-ground white-cross Swiss flag badge at the rear heel lateral surface — the composition’s single non-black element, On Running’s national identity mark as a precise, small, and fully saturated accent against the total black field
• Near-Tonal On Logo – Large On circular logo in a slightly glossier or embossed black register against the mesh upper — visible as a dimensional or textural variation rather than a contrast graphic, the brand mark as a surface event in the all-black field
• All-Black CloudTec® Midsole and Outsole – Rounded-aperture cloud pods and outsole in full black — the Cloudmonster’s cushioning architecture absorbed into the all-black composition, the sole volume as dark and as total as the upper above
• Helion™ Superfoam – On’s proprietary high-rebound foam formulation — lightweight, temperature-stable, and energy-returning across long-distance training loads
• CloudTec® Midsole – Original Cloudmonster rounded-aperture cloud pods — maximum cushioning volume and energy return for long-distance training and marathon performance

Product Details

• Brand: On Running
• Model: Cloudmonster Void
• Gender: Unisex
• Use: Road running, marathon training, long-distance performance
• Closure: Lace-up
• Upper Material: Matte black engineered knit inner layer with translucent black mesh outer overlay; tonal On logo; Swiss flag badge at rear heel
• Midsole: Helion™ superfoam with CloudTec® rounded-aperture cloud pods in black
• Outsole: Rubber in black

Size Guide

Please refer to the size chart before ordering. If you are between sizes or prefer a roomier fit, we recommend choosing the larger size.

Please select all required options before checkout. Colors may vary slightly depending on screen settings — please refer to product images for accurate representation.