I have a Big Agnes "Lost Ranger" sleeping bag. Isd this the appropriate pad to use or are ther other options?

Tech Specs:

Material:

[shell] nylon (70D), PU coating; [insulation] PrimaLoft eco (50% recycled) 

Dimensions:

[petite ] 66 x 20 x 2.5 in; [regular ] 72 x 20 x 2.5 in; [long ] 78 x 20 x 2.5 in; [wide long ] 78 x 25 2.5 in; [short ] 48 x 20 x 2.5 in 

Rolled Size:

[petite] 5 x 9 in; [regular] 5 x 9 in; [long] 5.5 x 9 in; [wide long] 6 x 10 in; [short] 4 x 8 in 

R-Value:

4.1 

Weight:

[petite] 22 oz; [regular] 24 oz; [long] 27 oz; [wide long] 40 oz; [short] 16 oz 

Recommended Use:

chilly weather camping, backpacking 

Manufacturer Warranty:

lifetime