The Nike Kids ACG YAK Guard Fleece Tracksuit in Black is part of Nike's ACG (All Conditions Gear) line — a sub-label focused on outdoor performance and rugged utility design. This unisex kids' tracksuit is made from a 260gsm water-repellent fleece, giving it considerably more substance than a standard kids' jogger set. The heavier-weight construction and water-repellent finish make it well-suited to active wear in cooler, unpredictable weather. The black colourway gives it a clean, versatile look that works across casual, sporty, and semi-outdoor settings. Designed for boys and girls from age 3 to 7, it sits within Nike's Special Collaboration and Activewear categories for AW2026 — meaning it has limited-run appeal that sets it apart from Nike's mainline kids' range. Made in Vietnam to Nike's standard production specification. Care: cool machine wash inside out, avoid fabric softener to preserve the water-repellent treatment.