1·To replace the water lost perspiring and breathing the dry winter air, use a hydration system.
要替换流汗失去的水和呼吸的空气干燥的冬天，使用水化系统。
2·Water Resistant: Retains effectiveness after 40 minutes of activity in water or perspiring.
防水：在水中或是流汗后能维持40分钟的效劳。
3·Reapply as needed or after towel drying, swimming, perspiring, or vigorous activity.
根据需要重新申请或毛巾烘干后，游泳，流汗，或剧烈活动。