No harms to your health. Can remove above 90% of the hairs you want to remove at one time ,then you can use a tweezers remove the rest hairs or apply the wax a second time, that will be very easy.

You can do a depilatory at home by yourself to save your time.

1 Piece Fashion 450g Paraffin Wax Bath Nail Art Tool For Nail Hands Paraffin Nail Art Care Machine Paraffin Bath For Hands

Hair Style Brush can be used in many ways, easy to use , Heat proof

100% Brand new and high quality 
Perfect accessory for all barbers & hair stylist 
Unique design is great for dusting around the ears & neck line 
Soft hair touch feeling, very easy to use 
Convenient and durable 
Removes Hair quickly and easily 

• Handle Material: Plastic
• Brush Material: Plastic hair
• Total Length:app 14.5cm;hair brush Length:app 7cm
• Handle Diameter:app3.8cm
• Weight:About 58g
• Package include: A Neck duster brush

Neck Duster Brush Wooden Handle