--- product_id: 322095928 title: "Armour Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB" brand: "tannus" price: "635.25 DT" currency: TND in_stock: true category: "Tannus" url: https://www.desertcart.tn/products/322095928-armour-tire-insert-fat-tire-tube-no-flat-bike-tire store_origin: TN region: Tunisia --- # Tool-free install in 10-15 mins 15mm patented Aither foam protection Run-flat & pinch-flat defense Armour Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB **Brand:** tannus **Price:** 635.25 DT **Availability:** ✅ In Stock ## Summary > 🛡️ Ride Fearlessly, Ride Tannus: The Ultimate No-Flat Armor for Your Bike ## Quick Answers - **What is this?** Armour Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB by tannus - **How much does it cost?** 635.25 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/322095928-armour-tire-insert-fat-tire-tube-no-flat-bike-tire) ## Best For - tannus enthusiasts ## Why This Product - Trusted tannus brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quick, Tool-Free Setup:** Get back on the trail fast with an easy 10-15 minute install—no special tools needed. - • **Smooth, Stable, and Silent:** Experience superior vibration dampening and grip without sacrificing speed or comfort. - • **Unbeatable Puncture Protection:** Shield your ride from thorns, rocks, and debris with 15mm of advanced foam armor. - • **Ride Confidently, No Matter What:** Run-flat support means you finish every ride, even with low or no air pressure. - • **Better Handling Than Solid Liners:** Enjoy enhanced control and low rolling resistance across all terrains and tire pressures. ## Overview The Tannus Armour Tire Insert is a lightweight, patented multi-cell foam liner designed to provide 15mm of puncture-proof protection for fat, gravel, and e-bike tires. It offers run-flat capability and pinch-flat defense, improving ride comfort, grip, and handling while being easy to install without tools. Perfect for riders seeking reliable, no-flat performance on challenging terrains. ## Description desertcart.com: Tannus Armour Tire Insert 20 x 4.0-4.8, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB : Sports & Outdoors ## Features - NO FLATS, MAXIMUM PROTECTION: Tannus Armour tire insert works as a puncture-proof tire liner and bike tube protector, helping stop flats from thorns, goatheads, rocks, and debris while improving comfort on fat tire, gravel, and e-bike rides - PATENTED AITHER FOAM TECHNOLOGY: Made from lightweight, high-tech multi-cell foam, this insert provides 15mm of top protection and sidewall support, delivering vibration dampening, better grip, and a smoother, quieter ride - RUN-FLAT CAPABILITY & PINCH-FLAT DEFENSE: Ride with confidence knowing your tires gain run-flat support in case of a puncture and added protection against pinch flats, helping you finish your ride even with low or no air - BETTER HANDLING THAN SOLID LINERS: Unlike solid rubber tire liners, Tannus Armour tire insert improves ride feel, control, and stability, supporting your bike tire and tube across different pressures while maintaining comfort, grip, and low rolling resistance for mountain, gravel, fat tire, and e-bike riding - FAST, TOOL-FREE INSTALL: This Tannus Armour tire insert installs easily between your bike tire and inner tube in about 10–15 minutes per wheel, with no special tools required—simple to remove and reuse when changing mountain, gravel, fat tire, or e-bike tires and tubes ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09454ZZ39 | | Best Sellers Rank | #20,094 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #47 in Bike Tires #572 in Bike Tubes | | Bike Type | Mountain Bike | | Brand | Tannus | | Brand Name | Tannus | | Color | Red | | Customer Reviews | 4.2 out of 5 stars 774 Reviews | | Included Components | Instructions | | Item Diameter | 20 inches | | Item Width | 4.8 inches | | Manufacturer | Tannus | | Manufacturer Part Number | 20 x 4.0-4.8 | | Material Type | Foam | | Model Number | 20 x 4.0-4.8 | | Number of Items | 1 | | Number of Packs | 1 | | Size | 20" x 4.0-4.8" | | Tire Type | Clincher | | Tread Type | Knobby | | Unit Count | 1 Count | | Warranty Type | Limited | | Wheel Size | 20 inches | ## Product Details - **Bike Type:** Mountain Bike - **Brand:** Tannus - **Item Diameter:** 20 inches - **Item Width:** 4.8 inches - **Material:** Foam - **Number of Items:** 1 - **Size:** 20" x 4.0-4.8" - **Tire Type:** Clincher - **Warranty Type:** Limited - **Wheel Size:** 20 inches ## Images ![Armour Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB - Image 1](https://m.media-amazon.com/images/I/513JWzklj0L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Tannus Armour Tire Insert, No Flat Bicycle Tire Insert, Puncture Proof Bike Tube Protector, Stops Flats from Thorns and Goatheads - 2-PCS 26 x 3.0 Heavy Duty E-Bike Tubes 26X3.0/3.5 AV32mm Schrader Valve 76/89-559 Inner Tubes Compatible with 26 X 3 26 X 3.5 Bike Bicycle Tire Tubes - Gorilla Force Ultra Strong Bike Tire Levers | 4 Pack | Lava Red --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/322095928-armour-tire-insert-fat-tire-tube-no-flat-bike-tire](https://www.desertcart.tn/products/322095928-armour-tire-insert-fat-tire-tube-no-flat-bike-tire) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-10-31*