Check the listing for details. Flatbacks - 4mm - Preciosa - various colours. Condition: New with tags. Listed at 3.26 USD. Flatback - Hot Fix Beads from Preciosa. From one of the oldest and most respected bead & crystal manufacturers in the world - Preciosa of the Czech republic - come these beautiful and perfect flat back crystal beads. Measuring 4mm in uniform size, they are available in various colours, and in various pack sizes depending on colours. The Preciosa Flatbacks lend themselves to any hot glue project, whether it is fabric based, as an adornment for a fashion creation, or on the artistic side as an embellishment on a project using metal, wood, or paper, such as scrapbooking. The one thing I can reassure you that if you are going to spend a lot of time creating something nice, don't use substandard flatbacks. Preciosa Flatbacks are top quality, and have proven themselves to be reliable, sturdy and very, very versatile for many, many years. Please refer to the drop-down menu for your choice of colours and pack size. Track Page Views With Auctiva's FREE Counter