--- product_id: 289362503 title: "Blue Marking Flags 100 Pack - 4x5x15 Inch Blue Yard Flags - Markers For Lawn, Irrigation, Landscaping, Survey & Sprinkler Head Marking" brand: "ace supply" price: "€ 40.67" currency: EUR in_stock: true reviews_count: 13 category: "Ace Supply" url: https://www.desertcart.pt/products/289362503-blue-marking-flags-100-pack-4x5x15-inch-blue-yard-flags store_origin: PT region: Portugal --- # 100 durable flags, 4x5 inch size UV & weather resistant for all seasons 15-inch steel wire stakes for stability Blue Marking Flags 100 Pack - 4x5x15 Inch Blue Yard Flags - Markers For Lawn, Irrigation, Landscaping, Survey & Sprinkler Head Marking **Brand:** ace supply **Price:** € 40.67 **Availability:** ✅ In Stock ## Summary > 🚩 Mark your territory like a pro — never miss a boundary again! ## Quick Answers - **What is this?** Blue Marking Flags 100 Pack - 4x5x15 Inch Blue Yard Flags - Markers For Lawn, Irrigation, Landscaping, Survey & Sprinkler Head Marking by ace supply - **How much does it cost?** € 40.67 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/289362503-blue-marking-flags-100-pack-4x5x15-inch-blue-yard-flags) ## Best For - ace supply enthusiasts ## Why This Product - Trusted ace supply brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Write & Customize:** Fade-resistant PVC material lets you label each flag with a permanent marker for clear, personalized marking. - • **Multi-Use Versatility:** Ideal for lawn care, sprinkler head marking, dog training boundaries, and construction site safety. - • **Trusted by Pros & DIYers:** Top-rated with 4.7 stars from over 13,000 reviews, these flags deliver reliable performance every time. - • **Built to Brave the Elements:** 15-inch steel stakes and glued flags guarantee stability and durability even in windy conditions. - • **Precision Marking Made Easy:** Perfectly sized 4x5 inch flags ensure high visibility for landscaping, irrigation, and surveying projects. ## Overview The ACE Supply Blue Marking Flags 100 Pack features 4x5 inch durable PVC flags mounted on 15-inch steel stakes, designed for high visibility and stability in all weather conditions. Perfect for landscaping, irrigation, dog training, and construction marking, these fade- and tear-resistant flags are customizable with permanent markers and highly rated by professionals and DIY enthusiasts alike. ## Description ACE Supply Marking Products Flagging Tape 12 Packs Visit the Store Flagging Tape 12 Packs Visit the Store Locate Sprinker Heads Marker Flag 100 & 1,000 Packs Visit the Store Marker Flag 100 & 1,000 Packs Flagging Tape For Tree Marking Perfect For Linear Measurement Invisible Fence Border Flags Mark Out Your Best Throws Flags For Landscape Design Plan Out Your Garden Sprinkler System Installation Painting Sports Field Lines Review: Well made product, great value. - Used to mark our sprinkler system. They worked great. Good value, sturdy product. Review: Excellent Product Excellent Price - Excellent product Excellent price Fast delivery Bold color sturdy material ideal size for my use. Flagging hard to see plants so they don’t get weeded out Easy to use ## Features - HIGHLY VERSATILE - Use our small flag markers to mark boundaries of your lawn, plants in your garden, or landscaping plans. Use these marking flags for lawn projects where you need high visibility. - STURDY & STABLE - Rest easy using these flag markers for yard projects. Our yard marker flags are glued on, making them reliable in high winds. The staff is made of steel for ultimate durability. - SIMPLIFIES IRRIGATION - Aerating yard? Use these yard flags for marking sprinkler heads to avoid damaging them. Installing sprinkler system? Use sprinkler flags markers for each new sprinkler head. - DOG TRAINING FLAGS - These yard marking flags work perfectly as boundary flags for an underground electric fence. Use them as dog fence flags to keep your pet safe. Yard flag for property markers. - OTHER COMMERCIAL USES - Use orange flags, red flags, or white flags as stake flags or utility flags for warning construction workers of underground cables or yard flags for marking lines. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08MS126VW | | Banner Type | Flag | | Best Sellers Rank | #466 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Safety Flags | | Brand | ACE Supply | | Brand Name | ACE Supply | | Color | Blue | | Customer Reviews | 4.7 out of 5 stars 13,139 Reviews | | Included Components | 100 Pack - 4x5-Inch Marker Flags, 15-Inch Wire, Packaging Bags or Boxes | | Item Dimensions L x W | 15"L x 2.5"W | | Item Shape | Rectangular | | Manufacturer | ACE Supply | | Material | Polyvinyl Chloride | | Model Number | MF-BL-100-4515 | | Mounting Type | Pole Mount | | Number of Items | 100 | | Number of Pieces | 100 | | Number of Sets | 1 | | Occasion | All Purpose, All Season | | Part Number | MF-BL-100-4515 | | Pattern | Solid | | Place Represented | Yard/Lawn | | Product Care Instructions | Store In Dry Place To Prevent Rust | | Recommended Uses For Product | Safety Flags, Lawn Care, Dog Training | | Seasons | All Seasons | | Special Features | Can Write On With Permanent Marker, Fade Resistant, Tear Resistant, UV Resistant, Weather Resistant | | Specific Uses For Product | Outdoor | | Subject Character | Dog | | Target Audience | Unisex | | Theme | Marking Flags | | UPC | 860002651842 | ## Product Details - **Brand:** ACE Supply - **Color:** Blue - **Material:** Polyvinyl Chloride - **Occasion:** All Purpose, All Season - **Product Care Instructions:** Store In Dry Place To Prevent Rust - **Product Dimensions:** 15"L x 2.5"W - **Recommended Uses For Product:** Safety Flags, Lawn Care, Dog Training - **Special Feature:** Can Write On With Permanent Marker, Fade Resistant, Tear Resistant, UV Resistant, Weather Resistant - **Specific Uses For Product:** Outdoor - **Theme:** Marking Flags ## Images ![Blue Marking Flags 100 Pack - 4x5x15 Inch Blue Yard Flags - Markers For Lawn, Irrigation, Landscaping, Survey & Sprinkler Head Marking - Image 1](https://m.media-amazon.com/images/I/71i5mqhMYmL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Can You Write On These Marking Flags With A Sharpie Marker?** A: Yes of course! **Q: How Tall Is Each Marking Flag?** A: Each flag is 15 inches tall. **Q: What is The Wire Gauge?** A: The wire is 16 gauge or 0.064" in diameter. **Q: How Many Flags Are In Each Pack?** A: They can be purchased in 50, 100 or 1,000 packs. **Q: Do You Offer Bulk Order Discounts?** A: Yes ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well made product, great value. *by E***S on May 10, 2026* Used to mark our sprinkler system. They worked great. Good value, sturdy product. ### ⭐⭐⭐⭐⭐ Excellent Product Excellent Price *by F***S on April 26, 2026* Excellent product Excellent price Fast delivery Bold color sturdy material ideal size for my use. Flagging hard to see plants so they don’t get weeded out Easy to use ### ⭐⭐⭐⭐⭐ These flags saved my seedlings—and my dignity. *by B***H on November 5, 2025* I bought this 50-pack of fluorescent orange yard flags to mark my baby tree seedlings, because apparently my boots have a vendetta against anything under six inches tall. Before these flags, I was unknowingly reenacting a slow-motion Godzilla movie every time I walked through the yard. Now? I strut like a benevolent forest deity, guided by a glowing army of tiny orange sentinels. Each flag stands proud like a miniature traffic cone for plants. They scream, “HEY! LIFE IS HAPPENING HERE!” And I listen. My seedlings are thriving. My neighbors think I’m mapping ley lines or preparing for a squirrel uprising. One guy asked if I was training for competitive lawn fencing. I said yes. Durability? Top-notch. Visibility? NASA could probably see these from orbit. I’ve used them in sun, rain, wind, and one regrettable leaf blower incident. They held strong. I even gave one a name: Flaggy McSaplingguard. He’s my favorite. If you’re planting anything small and precious—or just want to feel like a tactical landscape commander—get these flags. Your seedlings will thank you. Your boots will learn restraint. And your yard will look like it’s hosting a very organized rave. ## Frequently Bought Together - Blue Marking Flags 100 Pack - 4x5x15 Inch Blue Yard Flags - Markers For Lawn, Irrigation, Landscaping, Survey & Sprinkler Head Marking - KIWIHUB Yellow Flagging Tape 12 Rolls - Non-Adhesive Neon Marking Surveyors Caution Tape, 1-3/16 in. x 150 ft,3.35 Mil Thick - Zozen 100Pack White Marking Flags, Writable/15x4x5 Inch, Yard Flags for Lawn & Irrigation & Landscape & Sprinkler & Survey & Dog Training. --- ## 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.pt/products/289362503-blue-marking-flags-100-pack-4x5x15-inch-blue-yard-flags](https://www.desertcart.pt/products/289362503-blue-marking-flags-100-pack-4x5x15-inch-blue-yard-flags) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-07-26*