Ergonomic TOpening Seat Cushion for Pressure Relief and Comfortable Sitting Key benefits Targeted pressure reduction: T shaped opening aligns with the ischium and tailbone to relieve direct pressure points when sitting or lying. Cooler, drier contact area: Crotch slot reduces pressure on the perineal area and helps limit heat and moisture buildup during long periods of sitting. Longlasting shape and support: Slowrebound foam with a mediumfirm feel resists deformation and maintains supportive comfort under regular use. Versatile positioning: Triangular slope design adapts to bed use and helps support a more natural lumbar position during lying or repositioning. Product features T shaped hollow for ischium and tailbone: The central cutout reduces concentrated load on two critical contact areas for greater comfort while seated or reclined. Crotch slotted design: Relieves pressure at the crotch and improves airflow to reduce muggy sensations during extended sitting. Slowrebound foam construction: Moderate softness and firmness combine for balanced support and a slow to shape after use. Triangular slope profile: Designed to be effective on flat surfaces and beds where a tilted surface can aid pelvic positioning. Durable dimensions: 45 x 38 x 7 cm size fits most office chairs, car seats, wheelchairs, and household seating. Practical use scenarios Office: Use on an office chair for daylong desk work to reduce localized pressure and increase seated comfort. Travel and commuting: Place on car seats or airplane seats to improve seating comfort during long trips. Home and mobility: Suitable for use on sofas, beds, or wheelchairs to support more comfortable sitting and smoother position changes. Specifications Size: 45 x 38 x 7 cm Foam: Slowrebound foam, mediumfirm support Shape: T opening with central hollow and crotch slot; triangular slope profile for bed use What makes this cushion stand out Thoughtful cutouts that correspond with human anatomy to reduce pressure in two key areas. Balanced foam density that provides comfort without rapid flattening. Multiuse design for office, travel, vehicle, bed, and mobility applications. Care and placement tips Position the T opening so the hollow aligns with the sit bones and tailbone for pressure relief. Use the triangular slope when reclining or on a bed to support pelvic tilt and lumbar alignment. Regularly air out the cushion surface to maintain dryness and comfort during extended use.