Champagne flute storage box - you can buy from Glassjacks
Stemware Storage Box with dividers, China Storage Containers Wine Glass Storage Containers with Lids and handles, Holds 12 Wine Glasses or Crystal Glassware (Grey) : Amazon.co.uk: Home & Kitchen
LotFancy Stemware Storage Container, Hard Shell, Stackable Wine Glass Storage Box with Dividers & Handles, Crystal Glassware, Champagne Flute, Drinkware Case for Moving, Beige : Amazon.co.uk: Home & Kitchen
Wine Glass Storage Holds 12 Wine Glasses Or Wine Foldable Storage Box Can Also Be Used For Clothing | Fruugo UK
Buy Champagne & Prosecco Flute Storage Box Online in UK - Caterbox