Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.Please when weather is sunny,with a little stick to tap hair outside the surface,can also be used when necessary, to maintain sanitation cleaner clean.Please when weather.