HEX PRO HMS - Hex Dumbbells made of Rubber. Training with the HEX PRO HMS family of dumbbells allows you to perform nearly all types of barbell exercises. At the same time, it enables asymmetrical work with just one hand. The rubber-coated dumbbells are impact-resistant and have an ergonomic shape. The curved handle ensures a secure grip. The HEX PRO dumbbells are available in various weights, making them the ideal solution for both beginners and advanced users.