Chalk in water, 3 of 3 - Stock Image - C036/3871 - Science Photo Library
QuickGrip Anti Bacterial Liquid Chalk
100% Natural Chalkboard Cleaner Spray and Eraser Kit by VersaChalk (250 mL) - Remove Liquid Chalk Marker Ink from Chalk Board Signs, Whiteboard, Dry Erase Marker Board, and Blackboard : Amazon.co.uk: Stationery
Liquid Chalk – MOBU
MOBU Liquid Chalk 50ml | Hand Chalk for Sweat-Free Hands | Superior Grip for Weightlifting, Gymnastics, Rock Climbing, Bouldering, Pole Dancing and Fitness, CrossFit, Bodybuilding : Amazon.co.uk: Sports & Outdoors