Serfas MSD 100 E GEL® Men’s Comfort with Waterproof Soflex Cover Cycling Shorts delivering unprecedented comfort Size:13D delivering unprecedented comfort Heel Lock® provides heel security that limits the chances of a blister when combined with a properly fit boot which is why every Serfas® saddle sold is backed by our 90 Day Comfort and Satisfaction Guarantee Limited Lifetime Warranty We stand behind our products and are committed to providing the high quality all of our customers deserve which is why Serfas® warrants to the original purchaser of a saddle that the product is free from defects in materials and workmanship for the lifetime of the product 90 Day Comfort Guarantee We understand finding the perfect saddle can be tough