SiarFrozen XL Rats (350g – 450g) – Pack of 3 Premium Frozen Feed

Heavyweight nutrition for your largest predators. SiarFrozen XL Rats are ethically sourced and meticulously graded to ensure a consistent weight of 350g to 450g. These are the primary choice for adult Royal Pythons, Boa Constrictors, and large monitor lizards requiring a substantial, high-protein meal.

Our Sustainability & Quality Credentials

• ✅ DEFRA Approved Sourcing: Our supply chain meets UK government standards for ethical and legal animal sourcing.
• 🏆 Kiezebrink Certified: Sourced via Kiezebrink — the trusted supplier to the world's top zoos and wildlife parks.
• ❄️ Flash-Frozen at Production: Frozen immediately at source to lock in peak nutrition. Zero chemical preservatives.
• 🔬 Microbiological Batch Tested: Every batch is independently tested to ensure the highest safety standards.
• ♻️ Circular Food System: We repurpose high-quality materials that would otherwise go to waste, reducing environmental impact.
• 📦 Bulk = Less Packaging Waste: Ordering in bulk reduces packaging and lowers your carbon footprint.
• 🚚 Carbon-Neutral Delivery: Shipped via our carbon-neutral courier partners.

Why Choose SiarFrozen XL Rats?

• Strict Weight Grading: Every rat is weighed to guarantee it falls within the 350g–450g bracket, ensuring a predictable feeding schedule.
• Flash-Frozen Excellence: Locked in at peak freshness to preserve essential vitamins and minerals, providing whole-prey nutrition.
• Professional Packaging: Vacuum-sealed in a 3-pack format to prevent freezer burn and keep your stock fresh for longer.
• Thermal-Protected Shipping: Shipped in our industrial-grade insulated boxes to guarantee arrival in a solid, frozen state.

Feeding & Storage

• Storage: Keep frozen at -18°C.
• Preparation: Thaw thoroughly in a sealed bag in lukewarm water. Because of their thickness, ensure the core is fully defrosted before feeding. Never use a microwave.
• Safety: Always wash hands and surfaces after handling raw frozen feed.

Use our Feeding Tracker to plan meals correctly: https://www.siarfrozen.co.uk/pages/free-feeding-tracker

Use our Size Guide to plan meals correctly: https://www.siarfrozen.co.uk/pages/frozen-rodent-size-chart-weight-guide

Use our Feed Finder to plan meals correctly: https://www.siarfrozen.co.uk/pages/feed-finder