A Better Dog deShedding Tool: FUR4 s patented design is made specifically for Long Hair Dogs to remove loose fur and reduce shedding.Safer: Eight SafetyNubs prevent scraping and damage to your pet s skin. Unlike other dog deShedding tools that use harsh metal blades, FUR4 uses an advanced composite carbon fiber for a safer deShedding experience. Gentler: Four deShedding edges spread out pressure for a more comfortable grooming experience for you and your pet. Multiple deShedding edges gently remove loose hair and undercoat without cutting or damaging your pet s topcoat.