These handmade glass beads are made with big holes. They can be purchased for masks or any other purpose. 
 
The holes in these beads are between 3.2 - 4mm or 1/8 - 5/32"
 
These beads been handmade with Italian glass then immediately annealed in a digitally controlled kiln for lasting durability.  
 
Second photo shows potential stock for optional mask straps, these can be added for free with purchase. 
 
I do not make masks, these are interchangeable straps for you to attach to your favourite masks.
 
**I make one of a kind unique pieces of art and I don't do exact reproductions.