Chin up - Sit Up Straight & Bring your elbows in - Chin up cutlery is about promoting good posture to its users the shape of the cutlery and the way we naturally use it encourages us to “Chin Upâ€, “sit up straight†and “bring our elbows in†Poor posture can affect our musculoskeletal system, bringing soft tissue pain and joint dysfunction good posture aligns our internal organs correctly within the torso promoting good digestion and an improved circulatory system as well as keeping your nervous and hormone system in good balance.