I bought it to use while traveling in the summer. I'm still using it well without any discoloration. Hello, customer. This is GVG STORE. Thank you for your valuable review. :) I'm glad you're wearing it well without discoloration. We ask for your continued interest in our GVG STORE in the future, and we will work diligently to introduce various brands and good products. Take care of your health in this unpredictable weather, and see you next time! Thank you! :)

It's a pity that the ball is smaller than I thought. I was looking for a ball slightly smaller than the heart ball... I'm uploading a photo for your reference.