Harness the hydrating power of H2O with a refreshing spray for a moisture boost that feels light as air. Bottled up in Eau Thermale Avène’s soothing bestseller is the unique mineral content from France’s Sainte-odile spring. Meanwhile, Institut Esthederm’s patented technology uses antioxidant-enriched water to enhance skin’s radiance. INSTITUT ESTHEDERM Cellular Water Mist, $29, esthederm.ca. EAU THERMALE AVÈNE Thermal Spring Water Spray, $16.50, beautyboutique.ca.