--- product_id: 338399031 title: "LANDEN Tonwa Seiryu Stone 17lb Natural Aquarium Rocks for Fish Tank Decor" brand: "landen" price: "$371.98" currency: USD in_stock: true category: "Landen" url: https://www.desertcart.us/products/338399031-landen-tonwa-seiryu-stone-17lb-natural-aquarium-rocks-for-fish store_origin: US region: United States of America --- # Heat retention for reptiles & amphibians 100% natural slate stones Stable weak alkaline pH 7.2-8.0 LANDEN Tonwa Seiryu Stone 17lb Natural Aquarium Rocks for Fish Tank Decor **Brand:** landen **Price:** $371.98 **Availability:** ✅ In Stock ## Summary > 🪨 Transform your tank into a natural masterpiece — don’t just decorate, captivate! ## Quick Answers - **What is this?** LANDEN Tonwa Seiryu Stone 17lb Natural Aquarium Rocks for Fish Tank Decor by landen - **How much does it cost?** $371.98 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/338399031-landen-tonwa-seiryu-stone-17lb-natural-aquarium-rocks-for-fish) ## Best For - landen enthusiasts ## Why This Product - Trusted landen brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Multi-Use Marvel:** From fish tanks to fairy gardens and reptile homes, these stones adapt seamlessly. - • **Aquascape Game-Changer:** Elevate your tank or terrarium with stones that create caves, cliffs, and natural habitats. - • **Authentic Natural Slate:** Handpicked 17lb of unique 2-8 inch stones for a truly organic aquarium vibe. - • **Dynamic Color & Texture:** Natural gray-black-white hues deepen in humidity, adding evolving visual depth. - • **pH-Balanced Environment:** Weak alkaline stones maintain stable water chemistry, perfect for freshwater setups. ## Overview LANDEN Tonwa Seiryu Stones are premium 100% natural slate rocks, carefully selected in 2-8 inch sizes totaling 17 pounds. Their weak alkaline pH (7.2-8.0) ensures stable water chemistry, while their unique layered texture and color deepen in humid environments. Ideal for freshwater aquariums, reptile terrariums, and creative landscaping, these stones also retain heat to support amphibians and reptiles, making them a versatile, must-have decor for any modern aquatic or terrarium setup. ## Description desertcart.com : LANDEN Tonwa Seiryu Stone 17lb Natural Aquarium Rocks for Fish Tank Decor | 7-8pcs, 4-8in, layered slate texture; freshwater aquatic plants landscaping decor; reptile terrarium rock for bearded dragon : Pet Supplies ## Features - 【100% Natural Stones】The uniqueness of a 100% real natural slate will add beauty and reality to your creation; It features a weak alkaline pH value and has stable chemical properties in water. Best for aquarium looking slightly up - 【Rich Applicable Scenes】It is suitable for various scenes, such as aquarium landscaping, plant landscape cover, miniature fairy tale garden, reptile and amphibian fence, war games, etc. It is a perfect stone for building habitat rock - 【Multiple Uses】The natural Tonwa Stones can save heat (from light or other heat sources) for amphibians, reptiles, or other pets who love high temperatures. It can be glued together with safety glue to create caves, cliffs, and mountains for fish and plants in aquariums. You can also use them for home decoration in bowls and vases and floor covering of indoor plants. - 【Unique Texture & Color】The color of natural Tonwa Stones is naturally gray, black and white, and the color will be darker in humid environments. The uniqueness of 100% natural white granite texture in stripe adds a sense of beauty and reality to your creation. Because it is a natural - 【Product Specification】Each box of stones is made of 2 to 8 inches of rock through our careful hand-picked inspection and selection, with perfect size and shape. No two stones will be the same. Net weight: ~17 pounds, pH value tested in freshwater: 7.2~8 in the density of 2.8lbs per gallon water. Suggest using more volume of water if you are looking for lower pH aquarium setting up. LANDEN Tonwa stones may slightly raise pH and water hardness. LANDEN Aquarium Soil can help balance that out. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08SL3C3T3 | | ASIN | B08SL3C3T3 | | Best Sellers Rank | #47,754 in Pet Supplies ( See Top 100 in Pet Supplies ) #50 in Aquarium Décor Rocks | | Brand Name | LANDEN | | Color | Metallic Silver | | Customer Reviews | 4.7 4.7 out of 5 stars (129) | | Date First Available | January 10, 2021 | | Date First Available | January 10, 2021 | | Item Dimensions LxWxH | 10.8 x 8.3 x 5.1 inches | | Item Package Dimensions L x W x H | 10.98 x 8.62 x 5.79 inches | | Item Weight | 18.26 pounds | | Item model number | S001 | | Item model number | S001 | | Manufacturer | LANDEN | | Manufacturer | LANDEN | | Material | Stone | | Product Dimensions | 10.8 x 8.3 x 5.1 inches; 18.3 pounds | | Size | 02 Tonwa Stones(2-8inch,17lbs) | | Specific Uses for Product | Indoor | | Target Audience Keyword | amphibians, fish, aquarium plant, reptile, fish | ## Images ![LANDEN Tonwa Seiryu Stone 17lb Natural Aquarium Rocks for Fish Tank Decor - Image 1](https://m.media-amazon.com/images/I/711YCw++oWS.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - LANDEN Natural Tonwa Stones Slate Stones for Aquariums Terrariums, Paludarium,Vivariums, Reptile and Amphibian Enclosures (17lbs, 2 to 8 inches) - majoywoo Natural Large Driftwood for Aquarium Decor Reptile Decor 13-17" Long, Over 1.3 lbs - API ROOT TABS Freshwater Aquarium Plant Fertilizer 0.4-Ounce 10-Count Box --- ## 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.us/products/338399031-landen-tonwa-seiryu-stone-17lb-natural-aquarium-rocks-for-fish](https://www.desertcart.us/products/338399031-landen-tonwa-seiryu-stone-17lb-natural-aquarium-rocks-for-fish) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-01*