-100% Polyester -PERFORMANCE TWILL -- This weather-friendly, water-repellent fabric is durable & lightweight for everyday use -EASY ORGANIZATION -- Carry only the essentials with spacious interior compartment & a front ID window, always ready to show - perfect to grab on the go for quick errands or throw in your bag for separate organization -STYLISH, LIGHTWEIGHT & SIZED RIGHT -- The Zip ID Case measures 3 inches high & 5 inches wide with a key ring - just add your keys, tuck away your ID, & you're ready to travel lightly