Block Chalk vs Liquid Chalk (Which is Better?) - YouTube
Inill - Liquid Chalk for Weightlifting, Powerlifting, and Rock Climbing, Non-Toxic and Non-Staining, Gym Chalk for Exercise and Workout, Lifting Chalk - 50 ml Blue
Amazon.com : Liquid Chalk | Sports Chalk | Superior Grip and Sweat-Free Hands for Weightlifting, Gym, Rock Climbing, Bouldering, Gymnastics, Pole Dancing and Fitness, Crossfit, Bodybuilding and More (250ml) : Sports & Outdoors