Hard case, safe for glasses, If not used, it can fold to small size. 
Fits to any pocket or purse, and when needed, can be opened and fits big glasses. 
 
Comes handy in the restaurant, church, office, at the beach, during hiking or any other situation where you need place to put your glasses. 
 
The lining is made of RPET.
 
Dimensions in inches:
When opened: 6.25x3x2.75
When closed: 6.25x0.5x2.75
Weight: 61.5g