[Cole with 2 cores]--- 1inch and 3inch diameter spool, easy to switch over by hand, holder fits 2x 3/4inch regular tapes with 1inch core and 4x 3/8inch heat tapes with 3inch core. easy to switch manually, the length of the cutting tape is the same. You can also choose the length to be intercepted. [EASY TAPE LIFTING]--- Every few teeth apart on the watermill, there is a large space for finger to lift the tape, even with gloves.Width and West of tapes can load on: The total width of the tapes should not exceed 1.5inch. And the 1inch and 3inch core have the same west of 1.6inch. [Cut multiple straps at once]--- Rotating windmill design, The outside concealable cutter blade turns on for cutting to any length . just turn one side of the heating tape dispenser clockwise. [HIGH SAFTY Side Cutter Blade Design]--- The cutter blade for side tape dispenser desk with a built-in on/off switch for child-proof feature, so you need exert some force to turn it on before you use it. colour: blue Material: plastic Size: 35mm Package Contents: 2 x Tape Dispenser Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.