Whether bombing the local trails cruising the bike paths or commuting the redesigned riva is a great all around womens waterproof saddle for road or mountain use with a plush yet supportive ridewomens bodygeometry cutout is medically tested to reduce soft tissue pressuresupportive tuned pp base provides all day comfortlightweight medium density foam tuned specifically for womenlight and super durable hollow cr mo railsvacuum formed construction creates durable and waterproof saddlesize 155mm