These rosin cloth sets of 2 (two) cloths are washable and environmentally friendly-the fabric is 100% cotton. Beatles print cloths are just the thing for wiping excess rosin off your violin & bow after playing. Convenient 8.5 x 5.75" size easily fits into your case. Fiddle accessories,I believe,should reflect the player & show a distinctive style-after all.what's in your case says a lot about you-so make it something they'll remember!