... ,promotion gift Following is the detailed description of silicone negative ion power bracelets: Feature:1. Material: silicone + ions2. With 1 holograms embedded, and with ... as the silicone bracelet, silicone watch, silicon wristband, silicone band, silicone keychain, silicone key holder / keyholder, silicone key ring, silicone rubber bands, silicone USB Disk Flash band, silicone MP3/MP4 ...