An eco-friendly alternative to disposable face masks, the mask for ocean lovers can be washed and worn multiple times. Save the ocean & environment with a reusable face mask Breathable, washable face mask with fun designs Printing ink certified by Oeko-tex standard, Switzerland Stretchy elastic ear bands with adjustable nose wire covering fit most adult faces Made in Thailand in a factory with heightened health and manufacturing standard For reasons of hygiene, the face mask cannot be returned once purchased Material: Outer Layer: polyester (spray, aerosol-resistant) Middle & Inner Layer: 100% cotton (small particles, liquid aerosol, dust, odor) Filter & FFP2 Standard:If you are using a activated carbon filter for this mask you can upgrade it to FFP2 Standard. The filter can be purchased in the pharmacy and many supermarkets. Sizing: One size fits most adults, 18x10 cm Mask comes with filter pocket Care instructions: Hand wash Do not bleach, iron, tumble dry or dry clean Do not use softener **NOTE: These face masks are not a replacement for medical-grade Personal Protective Equipment (such as N95 surgical masks or respirators), and in circumstances where medical-grade Personal Protective Equipment is recommended, you should consult a health care professional.