Ergonomic Memory Foam Seat Cushion – 3-Inch Height Boost for Office, Car & Wheelchair, Non-Slip & Washable (Black)

Instantly raise your seat height by 3 inches for better visibility and reach. Combined with an ergonomic beveled edge design, this high-density memory foam cushion helps minimize pressure on your coccyx, tailbone, and sciatic area, offering soothing comfort for long sitting hours or post-surgery support. Turn any hard chair into an ergonomic seat. The thoughtful beveled edge design encourages a natural, upright sitting posture by supporting proper pelvic alignment. This helps distribute your weight evenly, reducing strain on your lower back, hips, and thighs, whether you're working 8+ hours at a desk or on a long drive. Please note: To provide proper ergonomic support, this cushion is intentionally designed with a medium-firm feel, not a plush, sink-in feel. If you prefer ultra-soft foam, this may not be the right fit. Unlike soft cushions that quickly bottom out, our premium memory foam holds its shape all day, providing stable, resilient lift that won't flatten over time. Measuring 17.7 by 16.1 inches, this cushion accommodates adults comfortably while providing the perfect 3-inch height boost. Ideal for short drivers needing better road visibility, seniors needing extra height to transition in and out of chairs, wheelchair users, and anyone seeking reliable support for office chairs, car seats, dining chairs, and travel situations. Say goodbye to constant adjusting. A sturdy anti-slip rubber bottom locks the cushion securely in place, so it won't slide around on your office chair, car seat, or wheelchair. The breathable mesh cover features a durable zipper, making it easily removable and machine-washable for hassle-free hygiene.

• 【3-Inch Height Boost & Targeted Comfort】 Instantly raise your seat height by 3 inches for better visibility and reach! Combined with an ergonomic beveled edge design, this high-density memory foam cushion helps minimize pressure on your coccyx, tailbone, and sciatic area, offering soothing comfort for long sitting hours or post-surgery support
• 【Improves Posture & Reduces Back Strain】 Turn any hard chair into an ergonomic seat. The thoughtful beveled edge design encourages a natural, upright sitting posture by supporting proper pelvic alignment. This helps distribute your weight evenly, reducing strain on your lower back, hips, and thighs - whether you're working 8+ hours at a desk or on a long drive
• 【Medium-Firm Support That Won't Flatten】 Please note: To provide proper ergonomic support, this cushion is intentionally designed with a Medium-Firm feel, NOT a plush, sink-in feel. If you prefer ultra-soft foam, this may not be the right fit. Unlike soft cushions that quickly bottom out, our premium memory foam holds its shape all day, providing stable, resilient lift that won't flatten over time
• 【Extra Large & Perfect for Short Individuals】 Measuring 17.7" x 16.1", this cushion accommodates adults comfortably while providing the perfect 3-inch height boost. Ideal for short drivers needing better road visibility, seniors needing extra height to transition in and out of chairs, wheelchair users, and anyone seeking reliable support for office chairs, car seats, dining chairs, and travel situations
• 【Non-Slip Rubber Base & Easy to Wash】 Say goodbye to constant adjusting! A sturdy anti-slip rubber bottom locks the cushion securely in place, so it won't slide around on your office chair, car seat, or wheelchair. The breathable mesh cover features a durable zipper, making it easily removable and machine-washable for hassle-free hygiene

Brand Name

TranquilRelax

Age Range Description

Adult

Number of Pieces

1

Model Name

MPN-TR0001-0BL

Manufacturer

TranquilRelax

Unit Count

1.0 Count

Model Number

MPN-TR0001-0BL

Manufacturer Part Number

MPN-TR0001-0BL

ASIN

B0D1THR5Q6

Color

Black

Shape

Rectangular

Pattern

Solid

Fill Material

100% Premium Memory Foam

Material Type

Memory Foam

Product Care Instructions

The memory foam core is not washable. For easy care, remove the zippered cover and machine wash cold on a gentle cycle. Do not bleach or tumble dry. Air dry completely before reusing.

Material Features

Breathable, Moisture Wicking

Material Type Free

Formaldehyde Free, Latex Free

Fabric Type

100% Polyester Mesh Cover

Size

Large

Item Weight

0.94 Kilograms

Item Dimensions L x W

17.71"L x 16.14"W

Special Features

Anti-Slip, Moisture-Wicking, Portable, Removable Cover, ‎Breathable

Target Use Body Part

Buttocks, Legs

Item Firmness Description

Medium Firm

Recommended Uses For Product

Driving, Reading, Resting, Sitting, Traveling

Specific Uses For Product

Casual sitting, Long-haul drivers, Office workers, Work-from-home

• Free shipping on all orders
• Free 30-day returns
• Ships within 1 business day