Serinity hotfix crystals Drop (2300) Crystal AB are flat back crystals where the reverse side of the crystal has been pre-coated with a heat-sensitive glue. Serinity Drop shaped crystals feature a unique teardrop design that tapers from a smaller top to a wider bottom, giving it the appearance of a droplet or tear. The crystal has a flat top surface and bevelled sides that allow it to reflect light and create a dazzling effect as it moves.

Crystal AB is a colourless, transparent crystal bead that has a special coating that reflects light in a rainbow of colours, hence the name AB which stands for Aurora Borealis. It is a popular colour in the world of jewellery making and beading, as it adds a touch of sparkle and glamour to any design.