DigitalDeckCovers Dust Cover & Screen Keyboard Protector for Apple iMac 20" or iMac 21.5" [Blue Nylon, Water Resistant, Antistatic] PROTECTS your iMac against dust, scratches, static, moisture, water, and other contaminants Made from STRONG, HEAVY DUTY 600D water resistant nylon with PVC vinyl backing inside STURDY and DURABLE: machine sewn with heavy duty thread & double hemmed to never fray or come apart EASY TO USE & STORE: Can easily be folded and stored when not in use LONG LASTING & ATTRACTIVE: Our covers won't discolor, dry out, or come apart easily like those other generic, opaque dust covers <span class="a-text-bold">HIGH QUALITY &amp; ATTRACTIVE</span>. These days you don&#039;t have to settle for a generic, one-size-fits most, opaque plastic cover, or a thin nylon cover made overseas. Instead, you can spend a few dollars more for a DigitalDeckCovers dust cover that will last for many years to come. <span class="a-text-bold">SIZED FOR ALL IMAC21.5&#034; MODELS.</span> This cover is made for to fit all models of iMac20&#034; and iMac21.5&#034;. The cover you receive will match the size we promised: WxDxH = 20.8x1.5x23 Front - 16.5 Back inches. <span class="a-text-bold">CENTER BACK OPENING</span> for accomodating your mount and cables. The longer front is designed to cover the keyboard and mouse. <span class="a-text-bold">DURABLE, LONG LASTING FABRIC.</span> Our thick 600D nylon with PVC lining will never let dust reach your equipment, and is easy to wipe clean. Unlike other covers, we dont use cotton twill fabrics which allow dust particles to fall in-between the woven fibers, and we dont use translucent vinyl that will discolor, dry out, and melt when exposed to heat or light. <span class="a-text-italic"><span class="a-text-bold">The color of this dust cover is royal blue</span>.</span> Each cover has serged seams with heavy duty thread to ensure it will never fray at the seams or come apart like those other covers with binded, single-stitched seams, and we double hem around the bottom to ensure a good fit.