Whilst I don't embroider, I bought these for crafting. They are not as good quality as expensive ones but great value for the price. There are lots of colours so should suit everyone. Well worth buying unless you are a serious embroider.
Embroidery Threads 172 kit TICOSH Premium Rainbow Colors Craft Floss for Friendship Bracelets String Cross Stitch Floss with 9 Needles, 10 Floss Robbins, 1 Needle-Threading, 1 Thimble and 1 Untwist Tool (150) https://www.amazon.co.uk/dp/B07DMDGJNF/ref=cm_sw_r_cp_apa_1wGCBb5A840HY