I love pressure rings, but they usually end up hurting me because they are sharp. This is my take on a pressure ring! 
 
This ring is made of silicone lentil beads. They come to a point to help applly pressure, but they have just a bit of give to them so you aren't hurting and scratching your fingers. 
 
Features:
Comes with 1 pressure ring of your choice. 
Mulitple colors to choose from.
 
Materials:
Silicone
Metal
 
Textures:
Smooth
 
Size:
Beads are 12mm.
 
Weight: The entire fidget weights .34 ounces 
 
Noise Level: 1 - Silent
 
Chew Toughness: N/A
 
 
 
I try to accurately represent each product's color, but actual colors may vary due to differences in computer monitor/mobile device settings.
 
CHOKING HAZARD: Small parts. Not for children under 3 yrs. Please do not leave children unsupervised with this item. Not intended as a toy and is meant to be used with adult supervision.