Published by at 26/07/2026 The Ex-Officio Women’s Blue Long Sleeve Button Up is a versatile activewear top perfect for all seasons. Made from a blend of polyester and nylon, this lightweight and breathable shirt is both stylish and functional. Featuring a solid blue color and a collared neckline with button closure, this shirt is designed for a regular fit and is suitable for outdoor activities. Its medium blue shade makes it a classic choice for any casual outfit, while its insect repellent feature adds an extra layer of comfort and protection.