Caring for your halo hair extensions is crucial to keep them looking their best. First, keep them clean by brushing them regularly to prevent tangling. Make sure you use a wide-toothed comb. Use a sulfate-free hair care products, and be sure to avoid sleeping with the extensions in. Keep them dry when you're not wearing them and follow the instructions provided by the manufacturer of the hair extensions you are using. With proper care, your halo hair extensions will look beautiful for a long time.