Transfers are available in a number of styles with different shapes and characteristics.
Rhinestone transfers are for applying a bling effect. There are a variety of stone sizes, types and colors. Additionally, this method can be combined with a flocked(fuzzy) or glitter vinyl to obtain some impressive results.
Vinyl transfers are generally used by athletic groups for placing a number or name on a jersey. They can additionally be used to decorate if you only want a limited number of colors. There are also special effects that can be made by using glitter, metallic or textured vinyl materials.
Fabric based heat transfers are for obtaining an appliqué look. Screen printed transfers use screen printing inks but then are able to stored and applied using a heat press for small runs. Ink jet Laser transfers are for short run where you need a four color process.