Sporty design packed with high quality features. The Sierra S impresses with its sleek cut and extra warm feeling thanks to Primaloft® insulation. The Sierra S is a real high-tech athlete thanks to its integrated Trigger S System and GORE-TEX® membrane.TRIGGER S: Glove with integrated Trigger Loop for maximum safety and comfort. The perfect combination with Trigger S poles!LADY SLIM FIT: Gloves with relatively tight-fitting and sporty cut for ladies hands.GORE-TEX®: Durably waterproof and windproof. High breathability for a perfect wear feeling and superior comfort. Total wind resistance. Maximum breathability. Keep your hands warm and comfortable in cold temperatures with Primaloft.