Multi Recorder 'Wheelie' Travel Case by The Early Music Shop Gifts for the_Viol Player letting you tune using your TPWCD1+Opt1 letting you tune using your eyes as well as your ears for greater accuracy – and also providing a great way to train your sense of pitch The treatises also provide evidence of stylistic differences in various geographical locations The bottom tray will accommodate a bass recorder with the upper two being used for a combination of recorders from sopranino to tenor The case contains three trays with plush lined channels into which the recorders are placed and secured at either end by soft elastic straps