bids are invited for procurement of matress (as per specification details) core material: high-density bonded (rebonded) pu foam of minimum 80–100 kg/m³ density, providing excellent load-bearing capacity, durability, resilience, and resistance to sagging. 4. comfort layer: premium quality high resilience (hr) polyurethane foam of minimum 32– 40 kg/m³ density. 5. outer fabric: premium quality knitted/jacquard quilted fabric (minimum 250 gsm), soft, breathable, durable, and suitable for institutional use. 6. quilting: high-quality machine quilting with polyester fibre filling to provide enhanced comfort and cushioning. 7. cover: heavy-duty, anti-dust, anti-fungal, anti-bacterial, moisture-resistant, and breathable fabric with reinforced stitching. 8. edge finish: reinforced edge binding on all four sides to prevent deformation and improve service life. 9. firmness: medium-firm, suitable for continuous institutional/defence use. 10. durability: the mattress shall retain its original dimensions, firmness, and shape without sagging or permanent deformation under normal usage. 11. workmanship: uniform thickness, smooth finish, and free from lumps, wrinkles, cracks, tears, air pockets, or any manufacturing defects. 12. colour: blue/maroon/grey or a total quantity :