Portable 300ml Rhinestone Coffee Cup Mug Vacuum Flask
Premium stainless steel inner layer with double-wall vacuum insulation for 12-hour temperature retention. Elegant diamond-patterned rhinestone exterior for a luxurious sparkle, handcrafted with precision bonding. Compact 300ml capacity ideal for on-the-go coffee, tea, or water—perfect for offices, travel, or gym use. Leak-proof lid with smooth sip design for mess-free drinking. Bulk purchase available at unbeatable wholesale prices. Custom branding options for corporate gifts or retail resale. Lightweight yet durable for daily elegance.