1. and fantastic 2. Product name: cutter head 3. Easy to put in 4. Please make your model is ideal 5. This is not-original, however the tremendous also is very good. Applicable Model:for Boost Cutter Head Colour:Black Material:plastic Package Contents: 1 x Hair Clipper Blade Only the above kit content, different products should not included. Note: Light mirrored image and varied reveals could cause the color of the item in the photograph somewhat different from the genuine thing. The size allowed error is +/- 1-3cm.