Acoustic membranes; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, mobile phones, cellphones, and smartphones; Earphones; Headphones; Loudspeaker cabinets; Photographic cameras; Protective industrial shoes; Rechargeable electric batteries; Shoes for protection against accidents, irradiation and fire; Smartwatches; Solar panels for the production of electricity; Wearable activity trackers; Boots for protection of medical worker's feet...