Special note: Only suitable for ETRTO: 37-540, which is not suitable for the European standard size of 37-507 Parameters: Folding Replacement bike Tire 24x1 3/8 MAX LOAD 65 KG (143 LBS), Inflate to 50 P.S.I.(350 KPA/3.5BAR) Practical: classic city car pattern, full tread anti-skid design, anti-skid effect is good; Mixed pattern block design, good drainage/conductivity, can take into account urban and wet road use Premium Material: high content superior butyl rubber formula, more environmentally friendly, less odor, better wear resistance than most tire. Compatible range: The size of the Bike Tire is 24x1 3/8, which can match 24 x 1 3/8 37-540, which will not affect the use effect. lf you mind that the mode is not completely symmetrical, you can choose to buy other exactly the same model in the shop New soft wire technology: the tire can be folded, easy to store and carry. After the tire is opened from the folding mode, it is normal that it is relatively soft and can be installed normally. Please note: the steel wire part of the outer tire cannot be completely folded after receiving it, which will lead to uneven installation. If you want to restore the original shape after disassembling, you need to gently fold or roll it according to the received state, and do not overexert Package Includes: 2 pcs 24x1 3/8 bike tires Note: Please check carefully for the details and size before purchase Note: Upon receipt of the product, please check whether the steel wire of the tire lip is severely bent and unable to recover and the steel wire metal leakage. Before installing the tire, check the rim tire for no burr before installing. If the inner tube bursts after installation, please check the tire again before replacing it to see if it is damaged, especially to check whether the outer tire has any broken lip steel wire, metal leakage, or cord fabric breakage. The tires are designed for regular road riding applications. Damage resulting from non-standard use such as extreme off-road riding, overloading, racing, modifications, or improper installation is not covered under warranty. For special requirements, please contact us via Amazon Messages before purchase for confirmation. Package Includes: 2 pcs 24x1 3/8 bike tires