Squeeze Gerber Toddler Tooth & Gum Cleanser onto bristles of toothbrush. Use small circular brushing motion to help remove food and plaque. For best results, use in the morning and at bedtime. Can be used on children 3 months and older. Store between 32°-104°F (0°-40°C). All brushes should be replaced after 3-4 months of ordinary use. Look for cracks, tears, or other signs of wear. Toothbrush should be used under adult supervision. Gerber Toddler Toothbrush is easy to clean. Rinse thoroughly after each use, then let dry. Wash occasionally with warm water and gently detergent. May be sanitized by pouring boiling water over brush.