AimimierLuminous Heart Necklace Halloween Fluorescent Stone Necklace Glow in The Dark Accessories for Women

This one works so much better than the other one I tried. We use it with our kiddos Willa costume. Put it in the window to get some sunlight and it’s good to go.

It's a nice necklace but it does glow a little bit but not as bright as you would think it.

It’s breathtaking