With AM5 processors, excess thermal grease tends to accumulate in the cut-outs at the sides of the heatspreader and may become difficult to remove The NA-TPG1 thermal paste guard keeps your AM5 based AMD Ryzen CPU clean by preventing thermal paste build-up in the cut-outs of the heatspreader Dead-easy installation: Simply put the guard onto your AM5 CPU before applying thermal grease and installing your cooler Risk-free to apply and remove, made from highly heat-resistant polycarbonate 10x NA-CW1 cleaning wipes included for easy cleaning of both the CPU heatspreader and the contact surface of your cooler everything you need to keep your AM5 Ryzen setup clean!