Feature : Perfect item & nbsp ; to sticky & nbsp ; the hair on the bow & nbsp ; to produce a smooth yet firm grip Avoids residues to secure a d ust - free adhesion & nbsp ; and protect fine varnishes Well suited for violin , viola , cello and all the other string musical Easy to use , great for beginners and intermediate students Comes with a protective plastic container Size ( LxWxH ): Approx . 60x40x24mm Color : Glassy y & nbsp ; Package Includes : 1 x Rosin (6 Pack) Note : Please be reminded that due to lighting effects and monitor &# 39 ; s brightness / contrast settings etc ., the color of the website &# 39 ; s photo and the actual item could be slightly different . Also please allow a slight difference in size which may caused by manual measurement .