From Natori, these active shorts feature: Multi-tasking stretch fabric has sun-blocking UPF 50 Sits below waist Full rear coverage Quick-dry fabric has a wicking finish that keeps you cool and dry Designed for an active lifestyle with the support and coverage you need Can be used as your first layer, for working, and for swimming Anti-chlorine finish for color that won't fade Cotton gusset Nylon/elastane Hand wash/dry flat Imported.