The York Fitness 20kg Rubber Hex Dumbbells are ideal if you want to add intensity to your training routine as well as burning calories and fat to tone and strengthen your upper body. The knurled handles offer great grip throughout your workout and the rubber-encased heads mean they are quieter and help to protect your flooring. Dumbbells are extremely versatile  pieces of equipment with hundreds of different exercises that can be performed. These 20kg dumbbells are sold as a pair.