Extra Slim 7/8" - 1" In all triple density models, the hard density inner tybe and the medium density grip ends flanges help toward maximum grip efficency. Firm on the inside, gel density toward the palm of your hand amd medium density on the ends. Riders are always looking for soft grips that don?t slip on the bar. Stronger inner sleeve helps minimize grip movement, while providing both a soft gel material and a harder material where needed.