I bought a made-to-order pillow but my neck still hurts so maybe it was not worth buying.
customized pillow
personalized pillow
オーダー枕にしたのに肩がこるから買った意味なかったかも
I bought a made-to-order pillow but my neck still hurts so maybe it was not worth buying.
buyingのほかにもpurchasingや「買う価値がなかったかも・無駄遣いに終わってしまった」場合はnot worth my moneyも使えます。
オーダー枕はほかにも customized pillow, custom-made pillow, personalized pillowなどとも呼ばれます。
I just bought a custom order pillow, but it made my neck and shoulders stiff, so I think it was a waste of money.
この場合、次のような言い方ができますよ。
ーI just bought a custom order pillow, but it made my neck and shoulders stiff, so I think it was a waste of money.
「オーダーメイドの枕を買ったのに、首と肩が凝るようになったから、お金の無駄だった」
a custom order pillow「オーダーメイドの枕」
to make one's neck and shoulders stiff で「首と肩が凝る」
ご参考まで!