Must be getting old.

Tech Specs:

Material:

urethane foam 

Dimensions:

[regular ] 20 x 72 x 2 in; [large ] 25 x 77 x 2 in; [extra large ] 30 x 77 x 2 in 

Rolled Size:

(regular) 21 x 6 in, (large) 26 x 6 in, (extra large) 30 x 6 in 

R-Value:

5 

Shape:

rectangle 

Self-Inflating:

yes 

Weight:

(regular) 2 lb 9 oz, (large) 3 lb 8 oz, (extra large) 4 lb 

Recommended Use:

car camping, family camping, base camp use 

Manufacturer Warranty:

lifetime