I found something that I think could be useful and wanted to share. I'm ordering one and will report back on if it works well for my husband who can't bend due to osteoporosis and fractures.
https://www.amazon.com/Garden-Kneeler-Seat-Gardening-Grandparents/dp/B094GHCYHQ/ref=sr_1_2_sspa?crid=34A7TQYWB68YW&dib=eyJ2IjoiMSJ9.MQtsI1U4TFXPvP_Zq0ez4f7e0OOOSUp4CNITWbTAYR7QsvNT_m1jKI_vefsMNj6Pa1gpEkTmKDclTy_9AeVSpfWkxHtFSo3KAvs01DorjjXCa8KiHzgDvbc3ChdsuFlgUiS4oJCr6tvce_Em2j1s-ZcvS-q5UymVkXBA_7j_Imo_SgwGzTWcVM5WALUKXrit-aEKCdwdV5BHly-RuGPvViETnjx-cPeK2Iqy8VJCled4fS8M18vDUWoQtTSOlcvmjW7bv7c_WB-7MMiyUXT8y1V7D7LkIif3TO3ujNaDmZQ.SwV2k97t-PFPmya5UxcFR9YVebL0yr-AEamPXha76mQ&dib_tag=se&keywords=garden%2Bkneeling%2Bpads&qid=1720041972&sprefix=garden%2Bkneeling%2Bpads%2Caps%2C178&sr=8-2-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&th=1