Product name: Custom colorful glass mouthpiece filter tipsMaterials: High borosilicate glass3.3characteristic: Portable,Website:http://www.homerunpapers.com,Non-toxic and harmlessSelling point: High temperature resistance,High transparencycolour: Transparent/red/yellow/blue/green/purple/white/blackLogo: Can be customizedSize: Outside diameter8mm,length38mmPackage: Single plastic bottle packagingAdvantages: Portable,Non-toxic and harmlessCompetitive price,High quality,fast delivery.We have established strict quality control system.