【Size】Thickness of the horseshoe shims: 1/16” , 1/8” , 3/16” , 1/4” . Length & Width of u spacers: 2 x 1.3 inch 【Color Identification】Different colors of glazing shims indicate different thicknesses: blue 1/16”, red 1/8”, yellow 3/16”, black 1/4”, which is convenient for you to distinguish and use 【Durable Material】The window shims are made of polypropylene(PP) that is reliable and stable. You could use it multiple times 【Application】The horseshoe spacers are great for horizontal and vertical tile installation, also suitable for window installation, aligning granite, marble and so on. It is very suitable for people who are engaged in the construction industry 【Easy to Use】 You just need to put the prongs of the tile spacers in grout joint to align and space, and there will be a appropriate spacing

Specifications:

Material: polypropylene (PP)

Thickness: 1/16“ , 1/8“ , 3/16“ , 1/4“

Size: 2 x 1.3 inch / 5 x 3.3 cm (L X W)

Color: Blue / Red / Yellow / Black