The OX-P025703 OX Pro Chalk Refill Yellow 226g is a professional-grade chalk powder designed for high-visibility line marking. The fine particle formula ensures sharp, precise, and long-lasting marks on a variety of surfaces. The bright yellow colour stands out clearly, making it especially useful for low-light or high-contrast conditions. Supplied in a 226g easy-fill bottle, it provides quick and clean refills for OX Trade and Pro chalk line reels.
