Patches apply to all kinds of cotton fabrics, such as clothes, jeans, jackets, hats, etc.
You can also use a liquid no sew type glue. This can easily be applied and will make them more permanent for items that you intend to use daily.
#1 - 5.7x7cm
#2 - 7.6x7cm
#3 - 5.8x6cm
#4 - 5.8x5cm
#5 - 5.7x7cm