Dual sided designedmaking our brush will be great idea for removing loose undercoat, mats, tangles and knots.The 20 teeth side for stubborn tangles and the 30 teeth side for faster results or thinning and de-shedding. round shape teeth is able to groom the undercoat well without scratching your pet's skin quickly. COMFORTABLE AND SAFE: Round blade teeth prevent your pet from damaging the topcoat/causing pain during brush. not only can be used for groomming/deshedding safely,aslo can provie massage service,making your pet enjoy being brushed,increasing blood circulation and leaves your pets coat soft and shinyYour pet not only look good but also feel great too. SIZE DETAILS and MATERIAL: Exceptional quality stainless steel for comb teeth and soft handle made of TPE,PP,total length--7.48",handle width--0.98", double teeth length--1.97" APPLICATION: can be used as a deshedding brush or deshedding combeliminate matt or tangle into the undercoat, Its the ideal gift for a furry friend or a great addition to any pet grooming kit. HUMANIZED DESIGN: A brush has different number teeth in double side can be widely used for any different case.aslo this pet comb is designed with a comfort-grip and non-slip silicone gel filled handle that conforms to your hand no matter how you decide to hold it and how long you brush your pet.