Label Printer Tape For CWL-300 - 9mm Tape, Black-On-Clear, 2 Pack Yield of 26ft (per cassette) XR9-E2S tapes are compatible with Casio labelers that use 3/8" (9mm) wide tapes Black on white Great for labeling your office files or household products Casio Label Maker Tape works with the Casio KL100, KL750, KL780, KL7000, KL7200 and the KL8100 electronic labeling systems.