This is a solid winter tent, a little heavey but split between 2 it’s good.  Plenty of room for 2 and it’s still in great shape.  I upgraded so need this gone.  $100 plus shipping.

https://www.usoutdoor.com/eureka/eureka-alpenlite-xt-2-person-tent/

Advanced alpine bivy, used a few times.

$50 plus shipping

https://www.rei.com/product/763836/outdoor-research-advanced-bivy-sack