They will last for years, just keep them clean so they don't transfer bacteria to your reptiles. I've been using Ball for pythons for 12 years.
Lightweight HydroBalls Expanded Clay Terrarium Substrate by Zoo Med, 2.5 lbs
8 Review
π Premium Eco Carpet for 40 Gallon Tanks by Zoo Med - Optimal Flooring for Your Reptile Habitat
8 Review
π΄ Optimized Exo Terra Coco Husk: Premium Terrarium Substrate for Tropical Reptiles
8 Review
π Green Zilla Reptile Terrarium Liners - 10/20 Gallon Size
8 Review
Weruva Chicken Free Wet Dog Food Variety Pack, Just 4 Me, 14Oz Cans (12-Pack)
14 Review
Premium Chihuahua Adult Dog Food In 3 Oz Cans From Royal Canin
30 Review
Royal Canin Persian Adult Dry Cat Food - 3 Lb Bag
35 Review
Give Your Feline Friends The Best With Nulo Freestyle Cat & Kitten Food - A Premium Grain-Free Dry Small Bite Kibble With High Animal-Based Protein And BC30 Probiotic For Optimal Digestive Health
21 Review