Premium Quality Materials: The stylish and water-resistant electroplated metal base, as well as durable plywood, provide each bar stool a load capacity of up to 136 kg. The cushions and backrests are covered with breathable and soft PU leather and filled with high-density foam, ensuring comfort and durability SGS-Certified Gas Cylinder: These 2 counter stools feature SGS-certified pneumatic cylinders, allowing for smooth height adjustments to suit your needs, ensuring safety and comfort Totally Comfortable: Designed with a contoured backrest to fit your back better, these kitchen counter chairs feature tufted cushions filled with 4 cm thick high-density foam for maximum comfort. They come complete with armrests and a footrest for extra relaxation and support. The 30.5 cm high backrest provides full lumbar support Effortless Swivel and Adjustable Seat Height: These bar chairs feature 360° swivel and height adjustment, offering enhanced versatility and ease of use. They're super easy to use and store, and can accommodate users of all heights. Just pull the handle under the seat to adjust the height from 62.5 to 84.5 cm Easy Assembly: Assembly is a breeze with comprehensive illustrated instructions and all necessary tools provided in 4 simple steps. Only 1 person can assemble this pair of chairs