This tumbler contains in excess of 4,000 crystals, making it Thrill your senses with our M&M Neon Rainbow Crush Crystal Craze Starbucks Tumbler, offered in both 16oz and 24oz sizes. Featuring an eye-catching 5000+ crystals, customized with your chosen name, and a lid with enchanting fake ice and neon rainbow drizzle topped off with fake M&Ms, this tumbler truly shines in the sun with its bright neon colors in rainbow fashion.n and stand out from the crowd. Available in 24oz and 16oz sizes, the M&M Neon Rainbow Crush Crystal Craze Starbucks Tumbler can also be customized with a name.
