Chalk Blocks 2-Pack

Harbinger Chalk Blocks offer a clean and dependable way to support grip during your workouts. Each 2oz block is made from professional-grade magnesium carbonate, a natural mineral known for its sweat-absorbing properties. By helping to keep your hands dry, these chalk blocks improve grip and reduce friction during training. Unlike traditional powdered chalk, Harbinger Chalk Blocks are less messy and easier to transport—ideal for gym use or tossing in your gear bag. Each block is crushable, so you can break it down to your preferred texture, whether you want a finer dust or a chunkier consistency. The magnesium carbonate formula also helps reduce friction, which can prevent discomfort such as irritation, blisters, or calluses during repeated movement. With the Harbinger Chalk Blocks, you get a practical, straightforward tool for maintaining reliable grip and chalk coverage, without the dust and hassle of powders. Whether you're lifting, climbing, or training, these compact chalk blocks are built for athletes who value clean performance and customizable grip.

We deliver through Direct Freight and do our best to ship all orders within two business days (excluding public holidays). Direct Freight does NOT ship to Parcel Lockers or P.O. Boxes, so please ensure you provide a residential address for delivery.

Direct Freight has authority to leave parcels at the nominated address, so Harbinger is not liable for any stolen or missing parcels. If you are unable to locate your delivery or believe it has gone missing, please contact Direct Freight directly for assistance.

Our warehouse is based in Melbourne, and estimated shipping times for Melbourne, Sydney and Brisbane are 1-4 working days. For other states, delivery times may be longer.

We offer free standard shipping for orders of $100 or more.