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Free U.S. shipping on every order · Free 30-day returns · Real help by email





Orders are prepared in 1–3 business days and arrive 3–7 business days after they ship. Alaska, Hawaii, Puerto Rico, U.S. territories and APO/FPO/DPO addresses can take longer. You get a tracking number by email as soon as your order ships.
Free returns within 30 days of delivery: we email you a prepaid return label, no reason needed. Items must be unopened, with the manufacturer or tamper-evident seal intact, in their original packaging. Opened, used or partially consumed vitamins, minerals and supplements, items with broken or missing seals, and gift cards can't be returned. Damaged, defective, incorrect or expired items are always covered. Refunds go back to your original payment method within 10 business days of approval.
If you have a question about an item, its label or your order, email sales@naturalvitaminsonline.com with the product name or order number. We answer every message by email and reply within 1 business day (Monday to Friday, Eastern Time).
Talk to your doctor or pharmacist before starting a supplement, especially if you're pregnant or nursing, take medication, or have a medical condition.
†These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.
Talk to your doctor or pharmacist before starting a supplement, especially if you're pregnant or nursing, take medication, or have a medical condition.
The gray SUWEISHI sleep mask is a 100% cotton eye cover designed to block light for sleep, naps, travel, and relaxation, with oversized coverage and a fully adjustable strap.
Light can make it harder to settle down for a nap or rest when your surroundings are bright. This cotton eye mask is made for bedtime as well as shorter breaks during travel, shift work, meditation, or relaxation. Its broad coverage is designed to keep light from leaking in as you change position, while the adjustable fastening lets you set the fit for your head.
The oversized shape provides wide coverage designed to block 100% of light, including when you move during sleep. Its cotton exterior feels soft against the skin, and the mask is intended to stay in place while you sleep. The gray mask is suitable for nighttime rest and daytime naps when reducing surrounding light is helpful.
Yes, the strap adjusts to fit men, women, and children. Its wide design is made to avoid pressure on the eyes and ears, and the smooth, hidden Velcro fastening makes it easy to adjust the length. The fastening is designed not to stick to or muss up hair.
Hand wash it with mild detergent. The cotton mask is made for repeated use and is designed not to fluff up over time; the material is also described as breathable and odor-free.
This mask suits people looking for a cotton eye cover for sleep, naps, travel, shift work, or meditation, including men, women, and children who need an adjustable fit. It is a soft, hand-washable sleep mask with oversized coverage and a length-adjustable strap.
Q: How do you wash the SUWEISHI cotton sleep mask?
A: Hand wash the SUWEISHI cotton sleep mask with mild detergent. Its design is made to resist fluffing with long-term use.
Q: Does the SUWEISHI sleep mask fit different head sizes?
A: Yes. The SUWEISHI sleep mask has a length-adjustable hidden Velcro strap designed to fit men, women, and children.
Free standard shipping on every order to U.S. addresses, with no minimum. Orders are prepared in 1–3 business days and arrive 3–7 business days after they ship. Alaska, Hawaii, Puerto Rico, U.S. territories and APO/FPO/DPO addresses can take longer. You get a tracking number by email as soon as your order ships. See shipping details.
Free returns within 30 days of delivery. Free returns within 30 days of delivery: we email you a prepaid return label, no reason needed. Items must be unopened, with the manufacturer or tamper-evident seal intact, in their original packaging. Opened, used or partially consumed vitamins, minerals and supplements, items with broken or missing seals, and gift cards can't be returned. Damaged, defective, incorrect or expired items are always covered. Refunds go back to your original payment method within 10 business days of approval. See returns & refunds.
Damaged, defective, incorrect or expired item? Email your order number, a photo and the lot/expiration details to sales@naturalvitaminsonline.com and we will arrange a replacement or refund; this is always covered. Please report visible shipping damage within 7 days of delivery.
Sign up for our emails and get 10% off your order with code WELCOME10 (one use per customer). We send marketing emails only to people who sign up, and every email includes a one-click unsubscribe link.
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