Rinfit Ring Protector for Working Out - Wedding Band and Engagement Ring Cover for Gym - Silicone Ring Guard - Rubber Ring Protector Set of two: 4mm and 9mm

The only one I’ve found that stays out during all lifts (barbell/kb/db) plus rig/rings work (pull ups etc)

Ideal for use in gym to protect my rings

Comfortable but Broken after one wear