Rex Doll Semi-Long Hair Grooming Guide

Skin & CoatBreed HealthMeongsiljang Veterinary Advisory Board

Rex dolls have a short undercoat, so daily 5-minute brushing and twice-weekly focused grooming are enough to prevent tangles. Here’s a guide on the order of brushing by body part and how to choose the right tools.

What Kind of Coat Do Rex Dolls Have?

A full-body view of a blue-point Ragdoll cat with long, semi-long fur

Rex Dolls are a semi-long-haired breed with a sparse undercoat and long guard hairs. The most important thing is to brush them for just five minutes every day. While they don’t require the hour-long daily grooming sessions that Persians do, their armpits, inner hind legs, and the base of the tail can easily develop felted mats if left unattended for just a few days. Once you learn the right tools and brushing sequence, you can easily manage their coat at home.

3 Characteristics of Rex Doll Coat Structure

Rex Doll fur is relatively low-maintenance compared to other long-haired breeds.

Less undercoat: Rex Dolls have less undercoat than many long-haired breeds, so their fur is less prone to matting.

Soft texture: Their fine, soft coat tends to attract static electricity and dust easily.

Seasonal shedding: They shed more heavily than usual during the spring and fall shedding seasons.

Fur serves to physically and chemically protect the skin and helps distribute sebum evenly across the coat. Daily brushing helps prevent tangles and aids in sebum distribution, but missing just one week can lead to difficult-to-remove mats. The key is to brush frequently and in short sessions.

Checklist for Areas Prone to Tangles

Rex dolls tend to develop felted mats in specific areas. When brushing daily, check these spots first.

Armpits: High movement and friction make this the top spot for tangles.

Inner thighs of the hind legs: Pressure from sitting leads to mat formation.

Base of the tail and around the anus: Secretions and post-defecation contamination cause hardening.

Behind the ears and under the chin: These are hard-to-reach grooming blind spots.

Lower belly: Friction occurs while lying down.

Every day, run your fingers over these five areas and gently comb through any tangles.

The owner checking for tangles in Rexdoll's armpit area

Comparison of Rex Doll Grooming Tools

Item	Slicker brush	Steel comb	Pin brush
Main use	Brushing topcoat/detangling	Checking for mats/tidying coat	Finishing brush/anti-static
Recommended frequency	2–3 times a week	5 minutes daily	1–2 times a week
Mat removal	Excellent	Moderate	Low
Skin irritation	Caution needed	Low	Almost none
Recommended for beginners	Moderate	★★★	★★

For Ragdoll beginner owners, we recommend starting with a single steel comb (double-sided fine + coarse)

Tools You Should Never Use

Undercoat rakes like the FURminator are designed for breeds with dense undercoats, such as Persians and Maine Coons. Using them on breeds with sparse undercoats, like Rex Dolls, can damage healthy hair follicles and cause the skin to become red and swollen. Additionally, cutting mats directly with scissors is dangerous because it is difficult to distinguish between the skin and the fur, leading to frequent accidental cuts. For severe matting, please have a veterinarian or professional groomer remove the mats using electric clippers.

Correct Brushing Order and Method

Always brush in the direction of the hair growth (from head to tail), starting with gentle pressure. Step 1: Begin with safe areas like the back and sides, using the wide-toothed side of a steel comb. Step 2: For sensitive areas like the armpits and inner thighs, gently stretch the skin with one hand and brush in short, careful strokes. Step 3: If you encounter tangles, do not pull. Instead, gently work them apart with your fingers or apply a detangling spray, then carefully unravel them starting from the tips. Step 4: Finish by smoothing the coat with the fine-toothed side of the comb. Keep each session under 10 minutes, and aim for short, frequent brushing.

The owner gently brushes the Rex doll's back in the direction of its fur using a steel comb.

Bathing Frequency and Shampoo Selection

For Rex Dolls, bathing about once a month is generally sufficient; if your cat’s skin is healthy, there’s no need to bathe them more frequently. Over-bathing can strip away essential sebum, leading to dry, brittle fur. However, if your cat has a skin condition requiring medicated shampoo, follow your veterinarian’s instructions regarding bathing frequency. Criteria for Choosing a Shampoo - Cat-specific formulas that are gentle and focus on moisturizing the skin - Ingredients with emollient properties, such as glycerin or colloidal oatmeal - Avoidance of strong fragrances and additives that may cause irritation After bathing, ensure your cat is thoroughly dried, including the undercoat. If the fur remains damp, it can promote the overgrowth of Malassezia (yeast) or bacteria, increasing the risk of dermatitis. Please note that dermatophytosis (a fungal infection, commonly known as ringworm) is a contagious disease diagnosed through fungal culture or PCR testing, and it can be transmitted to humans. If you suspect your cat has this condition, please have them examined at a veterinary clinic.

Grooming Precautions Specific to Rex Dolls

Rex Dolls are a breed frequently cited as being predisposed to hypertrophic cardiomyopathy (HCM). However, individual risk varies, so it's best to have a veterinarian perform a cardiac exam for an accurate assessment. If your cat suddenly starts breathing heavily, pants for longer than usual, or shows bluish discoloration of the tongue or gums during grooming, stop immediately and contact your veterinarian. Since minimizing stress and fear is crucial for a cat's health and well-being, it's safest to keep grooming sessions short—about five minutes at a time—and conduct them in a calm, comfortable environment.

Shedding Season and Seasonal Care Points

During the spring (March–May) and fall (September–November) shedding seasons, you’ll notice your cat losing noticeably more fur than usual. Shedding Season Care Routine - Brushing frequency: Increase from daily to twice a day (5 minutes in the morning and 5 minutes in the evening) - Tools: Use a steel comb and a pin brush together - Consider adding hairball-control food or treats - Maintain optimal indoor humidity to reduce static electricity and airborne fur Cats groom themselves using the rough papillae on their tongues, which can lead to swallowing loose hair; long-haired breeds are especially prone to hairballs. If vomiting becomes frequent or persistent, please consult your veterinarian.

A Rex doll being brushed during the shedding season, with the collected loose fur on the brush

Reviewed by a veterinarian

Dr. Tony — Punnawat Phongkittirak

Veterinarian

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.

Frequently Asked Questions

Do Ragdolls need to be brushed every day?

Yes, I recommend brushing your pet for about five minutes every day. With medium-length coats, even a few days without brushing can lead to matting in the armpits and inner thighs, making it difficult to detangle all at once. The key is short, frequent sessions.

If the tangles are too severe, can I cut them with scissors?

No, please don’t. Accidents involving skin cuts from scissors are quite common. If the tangles can’t be removed by hand or with a detangling spray, have them safely removed with electric clippers at a veterinary clinic or grooming salon.

How often should I bathe my pet?

Bathing once a month is sufficient if there are no skin issues; frequent baths can strip away natural oils, leaving the coat dry and brittle. After bathing, ensure thorough drying all the way to the undercoat, as lingering moisture can promote the growth of Malassezia and bacteria, increasing the risk of dermatitis.

Is it okay to use an undercoat remover like the Furminator?

I wouldn't recommend it. Rex breeds have short, sparse undercoats, so using an undercoat rake can pull out healthy hair follicles and irritate the skin. A single steel comb is all you need.

What should I do if my pet suddenly starts panting during grooming?

Stop immediately and allow your cat to rest. Rexdolls are a breed frequently noted for their predisposition to hypertrophic cardiomyopathy, so if you notice labored breathing or changes in gum color due to stress, veterinary care is necessary. Since minimizing stress and fear is crucial for cats, keep sessions short.