Support your cause with awareness ribbon jewelry! Add these grey ribbon spacers to your handmade jewelry making supplies. They're perfect for creating party favors and door prizes at dinners and fundraisers, or for crafting DIY bracelets for participants in 5K marathons and awareness walks. Support diabetes awareness, asthma awareness and brain cancer awareness when you craft one-of-a-kind, thoughtful handmade items for guests of honor and the special fighters and survivors in your life. Metal. 7mm with a 4mm hole.