1. Use a latex balloon blowing material, anti-aging is not unglued, flexible, non-sticky tentacles does not fade; Winter is not stiff
2. Blowing amount sufficient to allow more dirt can not hide
3. Balloon neck (junction blowing nozzle and spheres) with thickened, easy to bend, to effectively prevent the mouth during use encounter damage the lens
4. Usage: Clean the optical lens, can be used to clean digital cameras, digital video cameras can also be cleaned mainframe computers, watch movement high precision equipment