Holster Australia Based at beautiful Noosa Beach, holster embodies an idyllic coastal lifestyle by designing shoes that are beautiful, sustainable and wearable. Holster footwear is good for your soles and for the planet. Shop Holster shoes online today! Care Instructions: Due to the nature of EVA material, the slides & thongs can be sensitive to high heat. Do not store in direct sunlight or expose to high temperatures for long periods. (for example leaving in a hot car or exposed to the sun all day on the beach) Heat can cause damage and shrinkage.