Pint-sized cyclists deserve comfortable saddles, too! The Little A.R.S. bike seats are smaller versions of Planet Bike's popular Anatomic Relief Saddle. They come in three sizes to fit 12"-24" wheeled bikes and they're scrappy enough to hold up to youthful exuberance. - Foam padding relieves pressure on soft tissue - Center recess for comfortable anatomic relief - Weather-resistant cover with abrasion-resistant side material - Steel rails - Small: Weight: 271 grams / Seat Size: 203x130mm - Medium: Weight: 292 grams / Seat Size: 225x135mm - Large: Weight: 329 gram / Seat Size: 245x135mm