Calvin Klein's Pro-Stretch Reflex is a collection of athletic men's underwear created to remain comfortable and supportive through all day wear or during strenuous activities. Made from ultra soft and comfortable micro-fiber the Calvin Klein Pro-Stretch Reflex collection is lightweight, breathable, moisture wicking, and quick drying. The CoolMax® waistband adds another level of comfort by keeping your skin cool and dry. A stylish iridescent Calvin Klein logo waistband and contrast stitching add fashionable details.
The Boxer Brief from the Calvin Klein Pro-Stretch Reflex collection features a classic boxer brief silhouette with a contour pouch for comfort and support. The boxer brief silhouette allows for the full coverage of a traditional boxer while also providing the comfort and support of a traditional brief.
90% Nylon, 10% Elastane.
Machine wash warm, do not bleach. Tumble dry low, do not iron. Do not dry clean. Wash dark colors separately.
| Small | Medium | Large | Extra Large | |
|---|---|---|---|---|
| Waist |
28-30 in
71-76 cm |
32-34 in
81-86 cm |
36-38 in
91-97 cm |
40-42 in
102-107 cm |