When washing, always turn inside out, close any zippers, buttons or velcro on other garments in the same wash cycle and wash in cool water by hand or on a gentle washing machine cycle.
Try using plant-based and biodegradable washing liquid or dissolved powder that is not tested on animals.
Wash dark colours separately.
Do not bleach.
Do not twist or wring.
Hang dry inside-out to avoid any sun fading.
Do not iron.
Do not dry clean.
Do not tumble dry. If necessity only tumble dry on a very low heat setting.
Do your best to avoid contact with rough surfaces like brick walls or concrete.