{"product_id":"boss-black-posture-chair-b305","title":"Boss Black Posture Chair (B305)","description":"\u003ch2\u003eFive key benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeatherPlus upholstery\u003c\/strong\u003e — finished in black LeatherPlus (leather and polyurethane) for added softness and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in lumbar support\u003c\/strong\u003e — a thick padded seat and back with integrated lumbar support for sustained comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable back depth\u003c\/strong\u003e — the back depth customizes to your body for a personalized fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePneumatic seat-height adjustment\u003c\/strong\u003e — a pneumatic gas lift sets seat height to match your desk and posture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable five-star nylon base\u003c\/strong\u003e — a five-star nylon base with hooded dual-wheel casters delivers smooth, stable movement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct description\u003c\/h2\u003e\n\u003cp\u003eThe Boss B305 Deluxe Posture Chair is a compact task chair built around comfort and everyday usability. It is upholstered in black LeatherPlus, a combination of leather and polyurethane chosen for added softness and durability. The thick padded seat and back include built-in lumbar support, helping maintain comfort through long stretches of seated work.\u003c\/p\u003e\n\u003cp\u003eAn adjustable back depth lets you customize the chair to your personal needs, while the pneumatic adjustable gas lift makes seat-height adjustment quick and tool-free, so you can find the sitting position that suits you and your work environment. The five-star nylon base allows for smooth movement and stability, and the hooded dual-wheel casters roll cleanly across the floor.\u003c\/p\u003e\n\u003cp\u003eThis armless design keeps the footprint small, making it a practical fit where space is limited. The B305 carries a 275 lb weight capacity and is MAS Green certified and compliant with CA TB117-2013.\u003c\/p\u003e\n\n\u003ch2\u003eAdjustments \u0026amp; features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePneumatic gas lift for seat-height adjustment\u003c\/li\u003e\n\u003cli\u003eHeight-adjustable mechanism\u003c\/li\u003e\n\u003cli\u003eAdjustable back depth\u003c\/li\u003e\n\u003cli\u003eBuilt-in lumbar support\u003c\/li\u003e\n\u003cli\u003eArmless design\u003c\/li\u003e\n\u003cli\u003eFive-star nylon base, 25 inch\u003c\/li\u003e\n\u003cli\u003eHooded dual-wheel nylon casters, 2 inch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBack Adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eArm Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArmless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanism Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeight Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInfinite Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKnee Tilt\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTilt Tension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePneumatic Gas Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUpright Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeat Slider\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChair Base\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNylon 25 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCasters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Wheel Nylon 2 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e275 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e751118030518\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2\u003eWho this chair is for\u003c\/h2\u003e\n\u003cp\u003eThe B305 suits commercial offices that need a comfortable, space-efficient task chair, as well as home-office and remote professionals who want supportive seating with built-in lumbar support and a small footprint. The armless profile is well suited to tighter desks and rooms where a chair needs to tuck away cleanly.\u003c\/p\u003e\n\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this chair have armrests?\u003c\/strong\u003e\u003cbr\u003eNo. The B305 is an armless design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the weight capacity?\u003c\/strong\u003e\u003cbr\u003eThe chair supports up to 275 lb.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I adjust the seat height?\u003c\/strong\u003e\u003cbr\u003eThe pneumatic adjustable gas lift raises and lowers the seat so you can set your preferred height.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the upholstery material?\u003c\/strong\u003e\u003cbr\u003eIt is finished in black LeatherPlus, a combination of leather and polyurethane.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the chair certified for any standards?\u003c\/strong\u003e\u003cbr\u003eYes. It is MAS Green certified and compliant with CA TB117-2013.\u003c\/p\u003e\n\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003e🚚 Free shipping within the continental United States, direct from the manufacturer.\u003c\/p\u003e","brand":"Boss","offers":[{"title":"Default Title","offer_id":46991990259868,"sku":"B305","price":90.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1485\/2098\/files\/B305.jpg?v=1780261991","url":"https:\/\/www.miramarofficefurniture.com\/products\/boss-black-posture-chair-b305","provider":"Miramar Office Furniture ","version":"1.0","type":"link"}