- [ ] Blue Birch - Description * Bike Liner * Knit Waistband * Sweat Wicking * Stretchy Material * Breathable * Fast Drying * COO: Bangladesh * Body: 86% Recycled Polyester 14% Spandex. Outer Waistband: 92% Polyester 8% Spandex. Inner Short: 88% Polyester 12% Spandex. Zipper Pocket Bag: 88% Polyester 12% Spandex. Exclusive of Decoration. * Machine wash cold. Wash dark colors separately. Delicate cycle. Use non-chlorine bleach when needed. Do not use softeners. Tumble dry low. Remove promptly. Low iron on reverse if needed.