How to Clean and Store a Pet Carrier Backpack Properly

Quick answer

Empty the backpack, brush out loose hair and crumbs, then wipe the inside and outside with a damp cloth and a mild soap solution. Spot-clean straps and mesh, rinse the cloth often, and let everything air-dry completely before zipping it closed. Store the carrier stuffed with a clean towel in a dry, dark spot so it keeps its shape and does not pick up musty odors.

Gather the right supplies before you start

You do not need a shelf of specialty products. A soft brush or rubber curry comb, a vacuum with a crevice tool, two microfiber cloths, mild dish soap or a pet-safe enzyme cleaner, and a basin of lukewarm water will handle most messes. Skip bleach, strong pine cleaners, and fabric softener; they can leave irritating residue that your pet will smell long after the carrier looks clean.

Empty and inspect every pocket and seam

Before any water touches the bag, unzip every compartment and shake it over a trash can. Check the seams, the bottom panel, and any mesh windows for trapped kibble, litter dust, or dried mud. This is also the moment to test the zippers and look for loose stitching. If you find a broken zipper pull or a torn seam, note it now so you can decide whether to repair it before storage rather than discovering it on the way out the door.

Wipe down the shell, then the interior

Work from the outside in. Dip a microfiber cloth in lukewarm water with a drop of mild soap, wring it out until it is barely damp, and wipe the exterior shell. Pay attention to the bottom, which collects the most dirt. Rinse the cloth with clean water and go over the same areas again to remove soap film. Then use a fresh damp cloth on the interior floor and walls. For a hard-shell carrier, a damp cloth is usually enough; for soft-sided fabric, avoid soaking the material. If urine or vomit has soaked into a pad or liner, use an enzyme cleaner according to its label and let it sit for the full contact time before wiping.

Clean straps, mesh, and hardware without soaking them

Straps and mesh are the parts that hold odor and grit. Scrub webbing with a soft brush and a little soapy water, then wipe with a clean damp cloth. Do not submerge padded straps or metal hardware; trapped water inside padding can turn musty and rust the buckles. For mesh panels, use a gentle circular motion so you do not pull the threads. A vacuum crevice tool on low suction is a good first pass for embedded hair before you introduce any moisture.

Dry completely, and never rush it

Open every zipper and prop the backpack so air can move through it. Set it in a shaded, well-ventilated spot, or point a fan at it. Avoid direct sun and never use a dryer or a hair dryer on high heat; heat can warp hard shells and shrink or crack synthetic fabrics. If the carrier still smells faintly after it is dry, sprinkle baking soda inside, let it sit overnight, and vacuum it out. A carrier that is even slightly damp when you zip it up will develop a sour smell within days.

Store it so it keeps its shape and stays fresh

Stuff the carrier with a clean, dry towel or a folded blanket to hold its structure, then place it in a breathable cotton pillowcase or a large mesh bag. Store it on a shelf in a dry closet rather than a damp basement or a hot garage. Do not stack heavy items on top of a soft-sided carrier, and do not store it compressed in a vacuum bag. If you use the carrier only a few times a year, pull it out every few months, air it, and check for musty smells or pest damage before your next trip.

Step-by-step carrier care routine

1. Empty and shake out the carrier: Unzip all pockets, turn the bag upside down over a trash can, and shake out loose hair, kibble, and litter dust. Use a vacuum crevice tool on low suction for the seams and bottom corners. Checkpoint: if you find a broken zipper or torn seam now, repair it before cleaning so water does not seep into the damage.
2. Wipe the shell and interior with a damp cloth: Mix a drop of mild soap in lukewarm water. Wring a microfiber cloth until barely damp, wipe the exterior and bottom, then rinse the cloth and wipe again. Use a fresh damp cloth on the interior floor and walls. Common mistake: soaking the fabric or spraying cleaner directly onto the carrier, which can leave residue and oversaturate padding.
3. Spot-clean straps, mesh, and hardware: Scrub webbing with a soft brush and a little soapy water, then wipe with a clean damp cloth. Do not submerge padded straps or metal buckles. For mesh, use gentle circular motions to avoid pulling threads. Checkpoint: if the strap padding feels waterlogged, press it between two dry towels to pull out moisture before air-drying.
4. Air-dry completely with zippers open: Prop the carrier open in a shaded, ventilated area or aim a fan at it. Never use a dryer or high heat. If a faint smell remains after drying, sprinkle baking soda inside, leave it overnight, and vacuum it out. Common mistake: zipping the carrier closed while it is still slightly damp, which traps moisture and causes a sour smell within days.
5. Stuff and store in a breathable bag: Fill the carrier with a clean dry towel to hold its shape, then place it in a cotton pillowcase or mesh bag. Store on a shelf in a dry closet, away from heavy items and direct heat. Checkpoint: if you store it for months, air it out and recheck for mustiness before your next trip.

Products that fit this routine

• Pet Carrier Backpack, Space Capsule Bubble Cat Backpack Carrier: Space Capsule Bubble Cat Backpack Carrier with a practical, portable design made to hold up to regular outdoor use. The bubble window and structured shape benefit from the stuffed-towel storage method so the clear panel does not crease or press against other items.
• Fashion Dotted Venta-Shell Perforated Collapsible Military Grade: Collapsible carrier with a military-grade hard shell, nylon-centered shell, and side zippered mesh entrance. The hard shell wipes clean easily, but the mesh entrance and zippers need the gentle brushing and full air-drying steps to avoid trapped grit and odor.
• Filtered Dog and Cat Fountain - Replacement Filters - 3 Pack: Replacement filter 3-pack designed for use with the Moda-Pure Ultra-Quite Filtered Dog and Cat Fountain, featuring cotton, mesh, carbon, and ion sponge filtration. If your pet drinks from a fountain, keeping filters fresh reduces the chance of stale water odors transferring to the carrier during travel.