hair damagers for sale [SEP] one of the jagged white ends got caught in my hair and i gave up taking it out of my hair was more than half a nightmare i returned thesethese are a mm wider in diameter than advertised fyi see pics one pic shows a blurry jagged white end piece sorry it is the best pic i could get one pic show the item side by side with the once popular grey loop rods with a known diameter of this item is visually larger in diameteri only used one long enough to get it stuck and unstuck i do not know how they will work exposed to perm chemicalsit feels like i could sleep in them if i would not have to shave my head the next daythe end piece is not detachable the hair tangles around the end pieceone more thing this is my second attempt at ordering i got a larger size on accident the first time although it came in the mail quickly i returned those and now i got these days later i ordered the blue colored rods to be delivered to me i was told that the color is random the size is what matters i measured the new rod diameter and it is approx diameterinstead of these i ordered small yellow straight plastic rods they are smaller and easier to handle than this product and also the grey loop rods it is hard to find a small diameter in a rod