"Summit Twist ""Exclusive"" - This carpet is comfortable, long-lasting, and will withstand the test of time thanks to its traditional 80/20 blend of pure new wool and synthetic fibres. The composition of 80% wool, 20% polypropylene makes it a highly durable carpet at an affordable price.Available here in the enhanced ""Exclusive"" grade at 1695g / m2, Summit Twist can also be supplied in an affordable ""Super"" Version at 1103 gr/m2 or in the mid range ""Elite"" weight of 1350gr/m2.Please note: All sizes (width and length) have cutting and manufacturing tolerances of plus or minus 1.25% - this is an industry standard and you must take this into account when ordering."