Mr. Tuffy Fat Bike Fits 26/29 x 4.1-5.0", 4X-Large, Teal https://www.amazon.com/dp/B00SM1OW5S/ref=cm_sw_r_cp_api_i_JHttFbX4J9ZE1
https://www.amazon.com/Mr-Tuffy-Bike-4-1-5-0-4X-Large/dp/B00SM1OW5S/ref=pd_cp_468_3?pd_rd_w=PdK7t&pf_rd_p=ef4dc990-a9ca-4945-ae0b-f8d549198ed6&pf_rd_r=ZNT38DCP3NNZC58DTQ73&pd_rd_r=2130f3f9-a96c-4abc-9bdc-100d08fa34d0&pd_rd_wg=h9Tsw&pd_rd_i=B00SM1OW5S&psc=1&refRID=ZNT38DCP3NNZC58DTQ73
https://www.amazon.co.uk/Mr-Tuffy-Bike-3-1-4-0-3X-Large/dp/B00SM1OW5S/ref=sr_1_3?dchild=1&keywords=mr%2Btuffy&qid=1593417806&sr=8-3&th=1&psc=1
The liners come in a pack of 2. No need to cut them down as you can just overlap and get double protection👍