Esteemed string pedagogues, method book authors, studio & classroom teachers, parents, students and self-learners have discovered how easy it is to learn an effective and relaxed bow hold with Things 4 Strings® patented bow accessories:J. Chavan, School Strings: "I can"t tell you enough how handy these are in beginning strings!! I had a class of 16 today and just popped them right on the bows and BOOM! Holds were perfect =)"Julie Lyonn Lieberman, J. D"Addario Elite Clinician: "Just taught at the Starling-Delay Symposium at Juilliard and told everyone about your cool critters for the bow hand. I like your critters!"Erika Boras Tesi, ASTA: "Bravo! Students that have bad habits are instantly corrected - muscle memory kicks in and their bow hold improves."Bow Hold Buddies® accessories are protected by US Patents D650,828, and D650,829, International Trademark & Design Registration Nos. 001156830-0001, and 001156830-0002, with additional US and International Patents Pending. CelloPhant® accessories are protected by US Patent D650,830, and International Trademark & Design Registration No. 001156830-0003, with additional US and International Patents Pending. Hold Fish® accessories are protected by US Patent D650,829, and International Trademark & Design Registration Nos.001156830-0002, with additional US and International Patents Pending.