From the original Devon Aire. Cool Cotton" mid-weight cotton/Lycra blend full seat breech. Our most popular selling fullseat breech. 4-way stretch fabric has excellent stretch and recovery. Classic fit sits about an inch below the belly button for a comfortable and traditional look. Designed to hug and form to the body for maximum comfort and performance. Plush elastic waistband, Clarino full seat, top-stitched side seams, reinforced stress points, and heavy-duty brass zippers. Hook/loop ankle closures make for a no line comfort. Machine washable