Collé as Part of Martelé Violin Bow Technique Martelé, Collé, Hookstroke & Upbow staccato Collé in Other Bowings Martelé can be described as a collé bowstroke, with added forearm movement to lengthen the stroke. Collé can help a martelé stroke by: Helping... New members register here for VBT+ Current members please Login Username Password Remember Me Forgot Password