K&H Pet Products Gray Fleece Crate Pad for Medium/Large Puppies – 21″x31″


✅ Editor’s Pick


✈️ Airline & Flight Travel


🧳 Under-Seat Carry-On


🌬️ Cabin Ventilation

📸 Product Images

K&H Pet Products Gray Fleece Crate Pad for Medium/Large Puppies – 21″x31″

Current Amazon Price
EUR17.05
(as of Jan 20, 2026 22:29:39 UTC)
Prices and availability can change. Amazon’s price at checkout applies.

🧭 How This Flight Carrier Was Evaluated

  • 📏 Under-seat fit (dimensions, flexibility, structure)
  • 🧾 Airline-policy alignment (size limits vary by airline/aircraft)
  • 🌬️ Ventilation and airflow (mesh coverage)
  • 🔒 Security (zippers, clip points, closure reliability)
  • 🧳 Airport handling (carry comfort, stability while walking)
  • 🧼 Cleaning (removable pad, wipeable materials)

📏 Flight Fit Check (Under-Seat Compatibility)

  • 🧾 Compare the carrier’s listed dimensions with your airline’s under-seat requirements
  • 🐕 Confirm your dog can turn and lie down comfortably inside the interior space
  • 🧳 Soft-sided carriers typically compress better under the seat during flight
📝 Airlines and aircraft layouts differ; approval depends on measurements and under-seat clearance.

🛫 Boarding & Layovers (What Matters in Airports)

  • 🧳 Carry comfort: strap/handles for longer terminal walks
  • 🔒 Secure closures: reduces risk during security checks and crowded gates
  • 🌬️ Ventilation: useful during boarding lines and delays
  • 🧼 Easy cleanup: helpful for long travel days


⚙️ Airline & Flight Travel Overview

✈️ Best Use In-cabin flights, under-seat carry-on pet travel
📏 Under-Seat Fit Flexible structure to adapt to under-seat space (model dependent)
🌬️ Ventilation Mesh panels designed to maintain airflow
🔒 Security Closures aimed at reliable travel use (zippers/clips vary by model)
🧼 Cleaning Removable pad or wipe-clean materials (model dependent)

See reviews + more photos on Amazon


👉 View on Amazon (Reviews + Photos)

🌟 Pros & Cons

✅ Pros

  • ✈️ Built around in-cabin flight needs
  • 🌬️ Breathable mesh for airflow
  • 🧳 Comfortable to carry through airports
  • 🔒 Secure closures for travel environments (model dependent)
⚠️ Cons

  • 📏 Under-seat clearance varies by airline and aircraft
  • 🐕 Fit depends on dog measurements and carrier interior space


📝 Product Details

Help keep puppies from crying due to separation during kenneling and crating with the melodic vibration of a maternal heartbeat. K&H has designed a Mother’s Heartbeat Puppy Fleece Crate Pad with a removable Mother’s Heartbeat device. Maternal heartbeat speeds vary between breed sizes. Our Mother’s Heartbeat devices are based on estimated heartbeats of the breed of the parents and puppy. Included device installs into the pocket at the front of the crate pad. The soft polyester fleece keeps puppies cozy while the maternal heartbeat helps to calm them. Can help everyone get a good night’s sleep. One year limited warranty.
Product Dimensions ‏ : ‎ 31 x 21 x 1 inches; 1.02 Pounds
Item model number ‏ : ‎ 100544957
Batteries ‏ : ‎ 2 AAA batteries required. (included)
Date First Available ‏ : ‎ March 22, 2021
Manufacturer ‏ : ‎ Central Garden & Pet
ASIN ‏ : ‎ B08ZC3VHRC
Best Sellers Rank: #53,516 in Pet Supplies (See Top 100 in Pet Supplies) #695 in Dog Beds
Customer Reviews: 4.0 4.0 out of 5 stars (311) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
ANXIETY: Heartbeat device helps puppies’ transition to their new home and reduces anxiety and stress by imitating their mother’s melodic heartbeat
SUPER SOFT: Crate pad’s soft microfleece sleeping surface ensures puppies are comfy and cozy for a good nap
PERFECT FIT: Corners are uniquely slit to fit different brands of crates. Non-slip bottom keeps crate pad in place
SOOTHING: Crate mat is great for dog anxiety while traveling, during thunderstorms, or separation anxiety
MACHINE WASHABLE: Heartbeat device is easily removed from the top pocket to machine wash, yet not easily assessable to puppy
AUTOMATIC: Device will run for 8 hours and automatically shut off-Press and hold for 3 seconds to start and stop unit
BRAND YOU TRUST: Designed by K&H with OVER 20 years of experience in creating safe, innovative, quality products

🏁 Final Assessment

As an airline-approved dog carrier for airline & flight travel, this option is most appropriate for
owners seeking an under-seat, in-cabin carrier with ventilation and travel handling suited to airports, boarding lines, and flights.
Performance depends on matching the carrier’s dimensions to airline requirements and choosing the correct size for the dog.

  • ✅ Best match: in-cabin pet travelers with small dogs
  • ✅ Best use: flights, airports, and layovers
  • ✅ Priority features: under-seat fit, airflow, secure closures

If the size and materials match what you need, check today’s price and the latest reviews before you decide.


🛒 Get It on Amazon (Check Availability)


❓ FAQ: Airline & Flight Travel

Does “airline-approved” mean it fits every airline?

No. Under-seat dimensions and pet policies vary by airline and aircraft. Compatibility depends on carrier measurements and airline limits.

What matters most for in-cabin flights?

Under-seat fit, ventilation, secure closures, and carry comfort for airports and boarding lines.

How do I choose the right size for my dog?

Compare your dog’s length/height to the carrier’s interior dimensions listed on the retailer page.



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Prices and availability are subject to change.

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