Wahl Home haircutting kit with colored guards for easy identification, this haircutting kit comes with 20 pieces. This kit comes with a hard Shell for clipper and accessory storage. English and Spanish Instructional are included as well as clipper oil, scissors, scissor guards, and Elite styling comb and more! Our products are tested with hygienic fiber for cutting performance, any residual fibers do not affect performance and can be brushed off. There is a possibility if a clipper is jostled in shipment that your clipper can become out of tune. If your clipper sounds loud, has a chatter, or seems not to cut well, it can be easily fixed. Please consult the instruction book on how to fine-tune your clipper in 30 seconds. They are not hair and can be simply wiped off.