Your order will normally be processed within 1-2 business days after instock.
Orders received before 12:00 noon PST Monday – Friday should be processed and shipped that day, excluding holidays of course. Weekend orders will be processed the following Monday or the next business day if it’s a holiday. Speaking of holidays, please note that the holidays may result in slight delays in processing and shipping times. Thanks in advance for your patience!
Our shipping terms and conditions are as follows:
- FREE SHIPPING on orders of $30 or more (after discounts, before tax). Standard shipping (estimated 3-5 business days).
– For orders under $30 in the Continental US: $6.95 Shipping Fee. Standard shipping (estimated 3-5 business days)
– For orders under $50 in Hawaii, Alaska, and Puerto Rico: $8.95 Shipping Fee. Standard shipping (estimated 3-5 business days)
If for whatever reason you are not satisfied with your order, we are here to assist you. Full refund on an unused and unopened product within 14 days of the date of purchase. It must be in the original packaging. No refund for an opened product within 14 days of the date of purchase. Any defective or damaged products will be replaced or refunded. We would be remiss if we did not highlight two things. First, customers are responsible for any return shipping charges. Sorry for any inconvenience this may cause.
Returns should be sent to:
Whitestone Inc 22808 Lockness Ave. Torrance, CA 90501
Daily use more conveniently and healthy with elastic earloop
Reasonably protective face with 3-ply Design
Low allergenicity and high filtration capacity
Work closely to prevent contaminated air from entering
Static filtering material effectively protects PM 2.5 mask
The dental mask can filter out 94% of a particular matter, and the 4-layer design can effectively prevent liquid droplets, dust, and particulate pollution. It’s equivalent to N95 and perfect protective equipment to prevent infections.
The dental mask has the filtration rate of particles with a diameter of 0.4 μm is greater than 94%. It is suitable for environments with heavy air pollution and virus ravages. Each layer of the filter element intercepts different harmful substances, a layer of skin-friendly membrane, and non-allergic skin; a layer of the structural layer, structure 3D breathing space; double-layer micro-filtration layer, blocking more than 94%.