ZeoSport Odor & Moisture Blaster, Naturally Attracts Odor Using Zeolite, Works in Hockey Bags and Soccer Cleats, Minimizes Bacterial Growth, Allergy Friendly, Rechargeable for Life, 3-pack, 300g 100% Anti-Bacterial Cotton Made in USA Volcanic zeolite crystals trap moisture, bacteria, and gases that cause odor Safe for people & pets. Keep gear fresh and odor free naturally Durable & recyclable for years - recharge in the sun Fragrance free, chemical free and non toxic. No perfumes or odor-masking toxins. More effective than activated charcoal. 1500-times more absorbant.