performance : smooth suitable for fasthand . Durability : soft and easy to flap . it takes time to install because the dust becomes bubbles but the result is good####[([0], [2], 'POS'), ([4, 5], [3], 'POS'), ([7], [9], 'POS'), ([13], [11], 'NEU'), ([19], [16, 17], 'NEG'), ([22], [23, 24], 'NEG'), ([27], [29], 'POS')]