Squishmallows Brush Heads: Only compatible with our Sonic Kids BATTERY Toothbrush. Keep the fun going with Squishmallows replacement brush heads for your kid’s battery toothbrush! Designed to make brushing exciting while keeping oral care on track. Dentist Approved: Make brushing fun with our Original Squishmallows Sonic replacement kids brush heads, blending beloved characters with dentist-approved tech for effective, enjoyable brushing everyday. Gentle Yet Effective Cleaning: Soft bristles and a slim brush head give a kinder stress-free clean. Designed for kids and small hands, Squishmallows kids brush heads ensure that brushing is done right every time. What's in the Box: 1 x kids battery toothbrush, 1 x extra toothbrush head. 1 x AA battery included, which lasts up to 60 days. Say goodbye to frequent recharging! What's in the Box: 2 x brush heads. Designed to guide them from early brushing stages through to their teenage years.