Leather letters for pants, jackets, etc.
Color – White.
Per ISSF rule 22.214.171.124 – Any lining or padding must not be quilted, cross-stitched, glued or other wise affixed to outer layer other than at normal tailoring points. All lining and padding must be measured as a part of the clothing.
These letter can not be sewn thru the two layers of your jacket or trousers and remain ISSF legal.