amazon has a few of those shapes
https://www.amazon.com/dp/B08S7RR2L1/ref=sspa\_dk\_detail\_2?psc=1&pd\_rd\_i=B08S7RR2L1&pd\_rd\_w=6gI0z&pf\_rd\_p=887084a2-5c34-4113-a4f8-b7947847c308&pd\_rd\_wg=LpnWm&pf\_rd\_r=7PHGZ2HJTFWTZFM0HS38&pd\_rd\_r=aebf068a-42a1-4ab7-9d41-b702fd453e34&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyVEMyNjVIVk1YTDM5JmVuY3J5cHRlZElkPUEwMDE1MDQ4MTFFWUpYVDlBVkJNNSZlbmNyeXB0ZWRBZElkPUEwMzg2NDE0MUZYRkZJMkVBT0ZVMyZ3aWRnZXROYW1lPXNwX2RldGFpbCZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=