--- product_id: 109978043 title: "3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ" brand: "3-in-one" price: "S$18" currency: SGD in_stock: true reviews_count: 13 category: "3 In One" url: https://www.desertcart.sg/products/109978043-3-in-one-rvcare-rubber-seal-conditioner-with-smart-straw store_origin: SG region: Singapore --- # Smart Straw sprays 2 ways for precision Water-resistant formula reduces friction UV inhibitors prevent cracking & fading 3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ **Brand:** 3-in-one **Price:** S$18 **Availability:** ✅ In Stock ## Summary > 🛠️ Keep your seals fresh, flexible, and flawless—because your ride deserves the best! ## Quick Answers - **What is this?** 3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ by 3-in-one - **How much does it cost?** S$18 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/109978043-3-in-one-rvcare-rubber-seal-conditioner-with-smart-straw) ## Best For - 3-in-one enthusiasts ## Why This Product - Trusted 3-in-one brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Extend Seal Lifespan:** Regular use keeps rubber soft, conditioned, and crack-free, saving costly repairs - • **Dual-Mode Smart Straw:** Sprays precisely in tight spots or broad areas without mess - • **UV Shielded Rubber Care:** Protects seals from sun damage and fading for lasting flexibility - • **Versatile Seal Protection:** Ideal for RVs, boats, cars, and all rubber seals on doors, windows, and compartments - • **All-Weather Water Resistance:** Long-lasting formula reduces wear from moisture and friction ## Overview 3-IN-ONE RVcare Rubber Seal Conditioner is an 11 oz liquid formula featuring UV inhibitors and a unique dual-spray Smart Straw for precise application. Designed to protect and extend the life of rubber seals on RVs, boats, cars, and more, it offers water-resistant conditioning that prevents cracking, fading, and wear. Trusted by mechanics and RV owners alike, it’s a must-have for maintaining vehicle seal integrity in all weather conditions. ## Description Contains UV inhibitors which help prevent cracking and fading Review: Works Great, So Good I Bought It Again - This is the second time I buy the 3-IN-ONE RVcare Rubber Seal Conditioner, and it continues to work really well. I use it on my RV seals to help keep them soft, conditioned, and protected from drying or cracking. Application is simple, and the SMART STRAW makes it much easier to control where the product goes without making a mess. It sprays evenly and reaches tighter areas around the seals and slide-outs. After using it, the rubber looks refreshed and feels more flexible instead of dry. It is a great product to have for regular RV maintenance, especially if your RV sits outside in changing weather conditions. I would definitely recommend it for RV owners looking to help extend the life of their rubber seals and keep everything in better condition. Review: Great brand excellent product i highly recommend it Adam Altman - Great brand great product. Im a mechanic I use it on all my vehicles. I highly recommend it to my friends and family. Great price, just an all around great product. You gotta use it, you gotta see it. Makes it difference for your vehicles. Thank you very much, Adam Altman ## Features - Contains UV inhibitors which help prevent cracking and fading - Long lasting water resistant formula reduces friction and wear - Extends the life of rubber slide-out and other seals when used regularly - Also works to protect other RV rubber seals including those on windows, doors, compartments and hatches - Great for conditioning rubber seals on RVs, boats, cars, and other vehicles ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PKV279Y | | Best Sellers Rank | #364 in Automotive ( See Top 100 in Automotive ) #4 in RV Sealants | | Brand | 3-IN-ONE | | Brand Name | 3-IN-ONE | | Compatible Material | Metal, Plastic, Rubber, Vinyl | | Container Type | Bottle | | Customer Reviews | 4.7 out of 5 stars 6,994 Reviews | | Global Trade Identification Number | 00079567120131 | | Included Components | UV Shield | | Item Form | Liquid | | Item Type Name | 3-In-One 120138 RVcare Rubber Seal Conditioner | | Item Weight | 11 ounces | | Liquid Volume | 11 fluid ounces | | Manufacturer | WD-40 | | Material | Rubber | | Model Number | 120138-S | | Number of Items | 1 | | Number of Packs | 1 | | Package Information | Bottle | | Part Number | 12013 | | Recommended Uses For Product | Marine, Automotive, Industrial | | Specific Uses For Product | Prevent Corrosion | | UPC | 079567120131 | | Unit Count | 1 Count | ## Product Details - **Brand:** 3-IN-ONE - **Item Weight:** 11 ounces - **Liquid Volume:** 11 fluid ounces - **Material:** Rubber - **Package Information:** Bottle ## Images ![3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - Image 1](https://m.media-amazon.com/images/I/61ANum+gWHL.jpg) ![3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - Image 2](https://m.media-amazon.com/images/I/71vDwPeWLQL.jpg) ![3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - Image 3](https://m.media-amazon.com/images/I/916+zxdUAEL.jpg) ![3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - Image 4](https://m.media-amazon.com/images/I/614UjsZUFDL.jpg) ![3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - Image 5](https://m.media-amazon.com/images/I/81g1n4--aKL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Questions & Answers **Q: Will this cause sticking on the slideout?** A: No, it is just a treatment for the rubber seal around windows and the slide-out seals. **Q: How is this different from 3-in-one rvcare slide-out silicone lube with smart straw sprays 2 ways?** A: Slide out silicone is used for the workings and gears on the slide out not for the rubber seals. **Q: Anyone try this on sun/moon roof seals/tracks?** A: I tried this product on my 68 VW Hatchback and it did the job. Not only dose it close and open smoothly the small leak is no longer there when I take it to the car wash. **Q: is this considered a dry spray or does it stay wet and drip all over?** A: It is a wet spray. the only time it dripped was when I used the nozzle. But if the nozzle was not used it had a larger spray area and is easier to control run off or drips ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works Great, So Good I Bought It Again *by E***Y on May 29, 2026* This is the second time I buy the 3-IN-ONE RVcare Rubber Seal Conditioner, and it continues to work really well. I use it on my RV seals to help keep them soft, conditioned, and protected from drying or cracking. Application is simple, and the SMART STRAW makes it much easier to control where the product goes without making a mess. It sprays evenly and reaches tighter areas around the seals and slide-outs. After using it, the rubber looks refreshed and feels more flexible instead of dry. It is a great product to have for regular RV maintenance, especially if your RV sits outside in changing weather conditions. I would definitely recommend it for RV owners looking to help extend the life of their rubber seals and keep everything in better condition. ### ⭐⭐⭐⭐⭐ Great brand excellent product i highly recommend it Adam Altman *by A***N on May 15, 2026* Great brand great product. Im a mechanic I use it on all my vehicles. I highly recommend it to my friends and family. Great price, just an all around great product. You gotta use it, you gotta see it. Makes it difference for your vehicles. Thank you very much, Adam Altman ### ⭐⭐⭐⭐⭐ Essential UV protection for your slide-out seals *by C***. on April 11, 2026* he sun is the biggest enemy of your RV’s rubber seals. This 3-IN-ONE conditioner is a staple in my maintenance kit for the Winnebago Vista. The "Smart Straw" is perfect for getting into the tight gaps of the slide-out seals without making a mess. It leaves a clear protective film that prevents the rubber from drying out, cracking, or sticking. Regular use keeps the seals pliable and ensures a watertight fit every time you cycle the slides. Don't skip this if you want to avoid expensive leak repairs. ## Frequently Bought Together - 3-IN-ONE RVcare Rubber Seal Conditioner with SMART STRAW SPRAYS 2 WAYS, 11 OZ - 3-IN-ONE RVcare Window & Track Dry Lube with SMART STRAW SPRAYS 2 WAYS, 10 OZ - 3-IN-ONE Garage Door Lubricant with SMART STRAW SPRAYS 2 WAYS, 11 OZ --- ## 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.sg/products/109978043-3-in-one-rvcare-rubber-seal-conditioner-with-smart-straw](https://www.desertcart.sg/products/109978043-3-in-one-rvcare-rubber-seal-conditioner-with-smart-straw) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-08-20*