ThePerformance-Tech Long Sleeve Junior technical undergarment from Bjorn Daehlie keeps your child warm while efficiently wicking moisture to keep him dry on active phases, when perspiration kicks in. Its round collar and flat seams are designed to reduce chafing as much as possible. Ultra-comfortable and reassuring in terms of thermoregulation, the Performance-Tech is his first versatile layer to wear on all your cross-country outings in cool conditions. Features of the Bjorn Daehlie PerformanceTech Long Sleeve Jr: Composition: recycled polyester - Tencel® Lyocell - merino woolExcellent thermoregulationEfficient moisture wicking and quick dryingStrategically placed mesh inserts for improved ventilationFlat seams minimize chafingMulesing-free guaranteed Australian-sourced merino woolContains Tencel® Lyocell cellulose fibersOeko-responsible certification.Tex® This description is an automatic translation. Please contact us if you have any further questions. Nordic thermal underwear Bjorn Daehlie ---Performance-Tech Long Sleeve Jr Navy