What are the G-Form brake hood over-grips? The G-Form brake hood over-grips have been specially designed to reduce the vibration between your hands & the brake hoods. These gel grips feature the G-Form Pressure Relief Gel, which helps to reduce tiredness in the arms, hands, neck & shoulders. When can I use the G-Form brake hood over-grips? Use the G-Form brake hood over-grips to reduce vibration & fatigue during cycling. How do I use the G-Form brake hood over-grips? The G-Form brake hood over-grips leave no residue & can easily be positioned where required. To fit the gel over-grips ensure the brake hood is clean & dry, then peel off the backing & position the over-grips with pressure on the brake hood. These gel over-grips can also be repositioned at any time & if you need to re-new the adhesion just rinse in water & leave to dry.