.axd{cursor:pointer;display:flex;align-items:center;justify-content:space-between;}.axd .axa{display:inline-block;transition:transform .2s ease;margin-left:10px;font-size:11px;color:#2563eb;}details[open]>summary.axd .axa{transform:rotate(90deg);}.axd:hover{background-color:#f8fafc;}.axk{border:1px solid #e5e7eb;border-radius:10px;margin:0 0 10px;overflow:hidden;background:#fff;}.axks{padding:10px 12px;font-size:13px;color:#111827;background:#f9fafb;list-style:none;}.axki{padding:10px 12px 12px;background:#fff;}.axkl{padding:0 0 4px;font-size:11px;font-weight:700;color:#6b7280;text-transform:uppercase;letter-spacing:0.4px;}.axkul{font-size:13px;line-height:1.5;color:#374151;list-style:none;margin:0 0 4px;padding:0;}.axkul li{padding:4px 0;border-bottom:1px solid #f3f4f6;}.axvb{font-size:13px;line-height:1.5;color:#374151;margin:0 0 8px;}.axrf{border:1px solid #e5e7eb;border-radius:8px;padding:12px 14px;margin:8px 0 0;background:#fff;}.axrfl{font-size:10.5px;font-weight:700;color:#6b7280;text-transform:uppercase;letter-spacing:0.4px;margin-bottom:8px;}.axrfrow{display:flex;gap:20px;flex-wrap:wrap;}.axrfrow>div+div{border-left:1px solid #e5e7eb;padding-left:20px;}.axrfb{font-size:16px;font-weight:700;color:#111827;margin-bottom:1px;}.axrfs{font-size:11.5px;color:#6b7280;line-height:1.4;}.axrfn{font-size:11.5px;color:#6b7280;line-height:1.4;margin-top:8px;}.axrm{display:inline-block;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.4px;padding:5px 12px;border-radius:999px;background-color:#eef2ff;color:#4338ca;margin:0 0 10px;} Stretch out and let the cares of the day fade away. This firm twin mattress is crafted for modern comfort and convenience, with layers of refreshing green tea foam and response memory foam that support and contour to your body. Even cooler: The cover disperses heat to keep you at an optimal sleeping temperature. Specifications▶ Specifications Details Brand Name Sierra Sleep® by Ashley Material Fabric Lifestyle Traditional Bed Size Twin Pattern Textured Mattress Feature Cooling, Memory Foam Assembly Assembly Not Required Product Details▶ Comfort level: firm High-density response memory foam Green tea base foam Cover features micro cool technology Adjustable base compatible 10-year non-prorated warranty Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details Foundation/box spring sold separately Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening State recycling fee may apply Availability▶ Available Configurations SKU M42511 — TwinDimensions: 74.5''W x 38''D x 10''H | Weight: 42.0 lbs▶This option is a Twin Mattress.SKU M42551 — California KingDimensions: 83.5''W x 72''D x 10''H | Weight: 87.0 lbs▶This option is a California King Mattress.
