"3G Competitor" Slide Board made of thinner top layer of material 0.042" and available at reduced price. It is slightly softer and lighter then "3G Ultimate" Slide Board that is 0.062" thick. - Only in 3G Slide Boards implemented nano buffing of the surface to reduce friction to a absolute minimum. As a result experience of gliding are taken to a whole new level. 3G Slide Boards are integral part of Russian training - used in Olympic training development programs. Portable Skating Trainer. Use it at home and skate your way to Extreme fitness. For anyone who wants a fun way to exercise and skaters who want to get the competitive edge. Sport Specific Skating Training: Targets the muscles used for skating. Super Slick exercise surface for off-ice practice. The side to side slide motion is cardio intensive for stamina training. Requires constant balance adaptability thereby generating overall muscle strength, balance, maneuverability and control. Practice stroking, jumps, spins and footwork.