Armadillo make a lovely range of entrance mats in jute. 
Available in 1000 x 600mm and also 1400 x 500mm in charcoal and natural for most of the range. The Ridge weave is available in 0.8 x 1.2m that comes with an underlay to assist with keeping the mat still in the kitchen or entrance area. 

Fair trade and sustainably made in India.