Ear Protection for Dogs While Bathing | Keep Canals Dry

One wrong stream of water can send moisture deep into a dog’s L-shaped ear canal, setting the stage for yeast, bacteria, and painful infections — especially in floppy-eared breeds like Spaniels and Bulldogs. The fix doesn’t require expensive equipment or veterinary visits. The best tools and techniques are simple, reusable, and work on any dog. Below you’ll find the exact products, step-by-step methods, and the one mistake that causes most post-bath ear troubles.

What Actually Keeps Water Out of a Dog’s Ears

Three categories of protection exist, and they work best when combined. Physical head coverings block splashes. Ear inserts seal the canal opening from the inside. Manual techniques give you direct control during rinsing.

How to Use the Dog Leggs Swim Snood

The Swim Snood is a water-resistant jersey head covering that wraps around the ears and snout, blocking splashes before they reach the canal opening. Dog Leggs makes this as a dedicated product, and it costs about $19.

Start by pulling the snood over your dog’s head so the ear pockets sit directly over each ear. Adjust the fit until the fabric lies flat against the head — loose fabric lets water sneak through. The jersey material stretches enough for most breeds but stays snug enough that it won’t slide off during the bath. Use a gentle water stream aimed at the body, never directly at the ears. After the bath, remove the snood and dry the outer ear with a soft towel.

Inserting CrittEar Calm Earplugs the Right Way

CrittEar Calm plugs are medical-grade memory-foam inserts that expand inside the L-shaped ear canal, creating a watertight seal. A two-pack runs roughly $25 and lasts through dozens of baths if kept clean.

Roll the plug between your fingers until it’s thin and tight. Gently place it at the ear canal opening — do not push it deep. The foam expands on its own within 30 seconds, filling both parts of the L-shaped canal. Wait for the expansion to finish before starting the bath. To verify the seal, press gently on the ear flap — you should feel resistance, and the plug should not shift. after the bath, remove the plug and check that the canal opening is completely dry. Never use these on a dog with an active ear wound or infection — the seal can trap bacteria inside.

If plugs feel too invasive for your dog, head over to our full dog ear protection guide for more product comparisons and owner-tested recommendations.

The Gentle Ear Flap Pinch Technique

This manual method seals the ear canal by pinching the ear flap closed while rinsing — no products required. It’s the most direct way to keep water out when you don’t have a snood or plugs handy.

Pack the ear canal opening loosely with a dry cotton ball — never push it deep. Cup your open hand under the ear flap, placing your thumb directly over the canal opening. Gently pinch the flap closed against the head. Rinse the body and head area with a low-pressure stream, keeping the pinch steady the entire time. Shampoo and conditioner can be applied around the ears while maintaining the seal. When you’re done, release the pinch and remove the cotton ball.

Products at a Glance: Price and Best Use

Common Mistakes That Let Water In

Even with the right gear, one error can undo all your work. The most frequent mistakes are inserting cotton too deep (risking canal trauma or trapped moisture), aiming the spray nozzle directly at the ear, and forgetting to remove cotton balls after the bath — retained moisture is a direct path to infection. Floppy-eared dogs are roughly three times more likely to develop an ear infection from moisture, so every extra second of precaution matters. If your dog resists ear handling, introduce the snood or plugs in short sessions before bath day — never force them.

Post-Bath Ear Check: What to Look For

After every bath, inspect the outer ear and the visible part of the canal. Redness, swelling, discharge, a foul smell, repeated head shaking, or scratching at the ears are all signs that water may have entered despite your precautions. If you see any of these, dry the outer ear gently with a clean cloth and monitor for 24 hours. For persistent symptoms, a vet visit is the safest call — early treatment for ear infections is far simpler than treating a full-blown case.

Final bath-day checklist: Choose your barrier (snood, plugs, or the pinch technique). Insert or place it correctly before any water touches the dog. Keep the spray away from the head. Remove all barriers immediately after rinsing. Dry the outer ear with a towel. Check for moisture and signs of irritation. That sequence takes two extra minutes and eliminates the most common source of canine ear infections.