Kaytee 3 Pack of Igloo Hideouts, Large, for Guinea Pigs Ferrets Dwarf Rabbits Chinchillas and Other Small Animals https://www.amazon.com/dp/B072VQ4RJH/ref=cm_sw_r_cp_api_glt_i_SRPHJVDT3HRGVF8Q5ENW Don't see a single. You probably don't need 3...

Guinea Habitat Guinea Pig Cage by Midwest https://www.amazon.com/dp/B001NJ0DPY/ref=cm_sw_r_cp_api_glt_i_29SH3PG9MKBXV5D7X928?psc=1 This is the cage I have. Plenty of running room.

https://shop.hedgehogprecision.com/products/trail-mix-insect-blend This is the mix I was talking about.

https://www.chewy.com/flukers-ceramic-clamp-lamp-85-in/dp/129134 This is what the ceramic heating element goes into.

https://www.chewy.com/zoo-med-reptitemp-digital-reptile/dp/257683 Here's a thermostat to control the heating element.