Equinox compressor nebulizer kit EQ-KT-82 for pediatrics offers comfort to all those affected by respiratory diseases and using nebulization for relief. The contents of the kit are manufactured in highest hygiene conditions and can be used in all nebulizers. Points to remember: – Reusable mask, must only be hand washed. – Replace contents every 6 months for hygiene purpose . Please note the product is non returnable once opened.