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4Knines

4Knines started in 2013 when two Dobermans destroyed yet another dog seat cover. Instead of buying another weak option, the owners created their own. After years of testing and customer...

4knines.sjv.io Updated Checked by Snober Kanwal
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Total offers

7

Coupon codes

2

Deals

5

Best discount

15% Off

4Knines Coupons & Deals

15% OFF
Coupon Code
Verified Top pick

<p>Save 15% on all items at 4Knines with this exclusive offer. Shop premium dog seat covers, cargo liners, pet travel accessories, and vehicle protection products while enjoying instant savings. Apply the promo code at checkout to redeem your discount on eligible purchases.</p>

Expires 5 Feb 2027 322 used
15% OFF
Coupon Code
Verified Top pick

<p>Save 15% storewide at 4Knines with this exclusive offer. Shop premium pet seat covers, cargo liners, dog travel accessories, and vehicle protection products while enjoying sitewide savings. Apply the promo code at checkout to redeem your discount on eligible purchases.</p>

Expires 4 Feb 2027 212 used
DEAL
Deal
Verified

<p>Save 15% on selected items for a limited time. Shop 4Knines' collection of durable pet seat covers and accessories while enjoying exclusive savings on eligible products. Don't miss this special offer before it ends.</p>

Expires 7 Apr 2027 235 used
DEAL
Deal
Verified

<p><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; font-size: 16px;">Spend $75 or more at 4Knines and shipping is free. Works on dog car seat covers, cargo liners, hammocks, and all accessories. No promo code required. Applies automatically at checkout. Free shipping threshold is shown in your cart as you shop. 30-day moneyback guarantee included.</span></p>

Expires 23 Mar 2027 5,245 used
DEAL
Deal
Verified

<p><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; font-size: 16px;">4Knines products are protected with a 1–2 year warranty. Covers manufacturing defects. Works on dog car seat covers, cargo liners, hammocks, and all accessories. Free shipping on orders over $75. 30-day moneyback guarantee also available.</span></p>

Expires 12 Feb 2027 3,235 used
DEAL
Deal
Verified

<p><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; font-size: 16px;">Return your 4Knines purchase within 30 days of delivery for a full refund. Works on dog car seat covers, cargo liners, hammocks, and all accessories. Items must be in original condition. Free shipping on orders over $75. Lifetime warranty also available on select products.</span></p>

Expires 11 Mar 2027 5,247 used
DEAL
Deal
Verified

<p><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; font-size: 16px;">4Knines offers a 30-day moneyback guarantee on all purchases. If you are not completely satisfied, return your item within 30 days for a full refund. Works on dog car seat covers, cargo liners, hammocks, and all accessories. Free shipping on orders over $75. Lifetime warranty also available on select products.</span></p><div><span style="color: rgb(15, 17, 21); font-family: quote-cjk-patch, Inter, system-ui, -apple-system, BlinkMacSystemFont, &quot;Segoe UI&quot;, Roboto, Oxygen, Ubuntu, Cantarell, &quot;Open Sans&quot;, &quot;Helvetica Neue&quot;, sans-serif; font-size: 16px;"><br></span></div>

Expires 17 Mar 2027 4,245 used

Today's top 4Knines offers

OfferDiscountExpires
15% Off on All Items 15% OFF 5 Feb 2027
15% Off Storewide 15% OFF 4 Feb 2027
15% Off on Selected Items — 7 Apr 2027
Free Shipping on Orders Over $99 — 23 Mar 2027
1–2 Year Protected Warranty — 12 Feb 2027
30 Days Return Policy — 11 Mar 2027
30-Day Moneyback Guarantee — 17 Mar 2027

7 offers live · 2 codes · last checked 2 September 2026

Snober Kanwal

Offers checked by

Snober Kanwal · Tech Reviewer, Content Specialist

Last checked on 2 September 2026. We test codes and check each offer on the 4Knines website before we list it. How we verify coupons

About 4Knines

4Knines started in 2013 when two Dobermans destroyed yet another dog seat cover. Instead of buying another weak option, the owners created their own. After years of testing and customer feedback, they have improved their covers over 11 times.

Why isn't my 4Knines code working?

  • Check the dates. Codes can end early, so check the expiry date shown on the offer.
  • Check the minimum spend. Many 4Knines codes only work above a basket value.
  • Check what's in your basket. Sale items, gift cards and some brands are often excluded.
  • One code per order. Most shops, including 4Knines, only accept one discount code at a time.
  • Type it exactly. Codes can be case-sensitive; use the copy button to avoid typos.
  • New customer only? Welcome codes usually work only on your first order and account.

Still not working? Let us know with the "Did it work?" buttons and we'll re-check it.

4Knines FAQs

Promo codes usually fail because of specific restrictions: they may have reached their expiration date, they might apply only to full-priced items (excluding clearance), or your cart hasn't hit the required minimum total. We recommend checking the fine print on the 4kninescom checkout page or trying a different code from our list to find one that fits your current order.

No, 4Knines usually limits you to one promo code per order. However, you can often apply a promo code to items already featured in a sale or clearance offer. This allows you to combine a manual code with an existing site offer for maximum savings.

Add your items to the cart and head to the checkout page. Look for a field labeled "Promo Code" or "Discount Code," paste your code there, and click "Apply" to see your updated total before paying.

Yes, every discount code has a specific expiration date. We recommend checking the expiration date listed on our website as well as the brand's official site to ensure you use the code before it ends.

At CouponsBeast, we prioritize accuracy over quantity. Unlike automated sites, we manually verify our brand offers to ensure they actually work at checkout. We also check the official brand website as well to provide the most up-to-date expiration dates and terms, saving you time and frustration.

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