Mix & Match Substrates Free Shipping on Bulk Orders!

Looking for high-quality reptile substrate in bulk? This bulk case includes two 36-quart bags of The Bio Dudes signature bioactive substrates shipped free anywhere in the continental U.S. Perfect for large enclosures, multi-tank setups, or professional bioactive builds.

Whats Included:

• Two (2) 36qt bags of your selected bioactive substrate

• Mix and match from these premium blends:

  • Terra Sahara Ideal for arid, desert-dwelling reptiles

  • Terra Firma Suited for woodland and forest species

  • Terra Fauna Designed for tropical reptiles and amphibians

Customize Your Order
Use the dropdown menus below to select your preferred blend combination. Each substrate is handcrafted and bioactive-ready with ideal drainage, aeration, and microfauna support.

Why Buy in Bulk?

• Save money on large-scale habitat builds

• Stock up on trusted, ready-to-use reptile substrate

• Enjoy free shipping to any continental U.S. address

Perfect for:

• Bearded dragons, geckos, ball pythons, frogs, skinks, and other exotic pets

• Bioactive terrariums and naturalistic vivariums

• Reptile keepers, breeders, and enthusiasts