Systane Ultra (25 or 60 PF vials) Quantity per box:Box of 60 TREHALOSE (enhancer) - Trehalose is

TREHALOSE (enhancer) - Trehalose is a bioprotectant that can be found in nature

but you can tell it apart by the green cap

10 masks per package

We're just grouping them for convenience

reasonably comfortable

Systane Ultra (25 or 60 PF vials) Quantity per box:Box of 60 TREHALOSE (enhancer) - Trehalose isHighlights Preservative free Active ingredients: polyethylene glycol 400 0. 4%, propylene glycol 0. 3% Choice of 25 or 60 0. 7mL vials Rebecca's description I added this product to the shop because I have so many customers who use it and it's a convenience to them to be able to get all their supplies at once. I don't have useful personal experience to share as there is something about it that does not agree with my own eyes the initial, rather