Aero Tech Designs Top Shelf Bib Shorts for cycling Fabric is a six way stretch tricot knit, and is cut cross grain for maximum stretch and muscle support. The leg grippers prevent bunching up at the crotch area and are very smooth and comfortable. Anatomical design for riding position: ergonomic concepts were employed for the design of this bib short. This padded cycling short is an eight-panel, anatomically designed bicycle bib that has suspender straps that feel smooth and soft. Shorts stay in place without elastic on the waist. The fabric hugs the muscles for support and reduction of muscle fatigue. This bib short helps eliminate and prevent chafing by eliminating seams between the legs. The smooth inner leg reduces opportunity for abrasion and saddle sores. These bibs keep you comfortable and dry with high quality fabric that wicks perspiration. Top Shelf Chamois Pad5+ Saddle HoursMultiple Cushioning LevelsDual Fabric for Superior FitMade With High Quality MaterialsFabric is durable, long-lasting Nylon/SpandexReduces Chafe and AbrasionPremium ThreadInnovative FeaturesLeg Gripper with Soft Stretch SiliconeBreathable Back Mesh PanelSoft and Reinforced Shoulder Straps3M Scotchlite Reflective Accents for VisibilityFlat-locked Seams for a smooth finishSeamless InseamExtended Sizes - Big and TallMade in the USA Size Chart Size Waist | Inseam Standard | Inseam Tall | Inseam Short X-Small 24-26 | 8 1/2 | NA | NA Small 28-30 | 8 3/4 | NA | 5 1/2 Medium 32-34 | 9 | 10 | 5 3/4 Large 36-38 | 9 1/8 | 10 1/4 | 6 X-Large 38-40 | 9 1/4 | 10 1/2 | 6 1/4 XX-Large 42-44 | 9 3/8 | 11 | 6 1/2 3X-Large 46-48 | 9 1/2 | 11 | 6 3/4 4X-Large 50-52 | 9 3/4 | 11 | NA 5X-Large 54-58 | 10 | NA | NA Features 3M Reflective Tab Breathable Back Mesh High Quality Construction - Made in the USA Top Shelf Chamois Pad The Top Shelf Chamois Pad uses multi-level production technology and Multiple Layered Foams to improve comfort by relieving the pressure points between the body and the bicycle saddle. What makes this pad special? It is the fantastic fit that comes from a highly engineered design that fits all the curves that we have between the legs and around the body's pelvic area. The side wings on this pad offer up excellent fit around your legs and torso. This excellent fit is not available with one piece pads. Top Shelf is made of polyester microfibers. The Top Shelf Pad uses multi level production technology to improve comfort by relieving the pressure points between the body and the bicycle saddle.