What SD card for my D90

[RNLIB846]

Can anyone recommend a good SD card which is good for taking multiple frames on my Nikon D90 without slowing it down?

 

[DSLR]

i think any class 4 will do

 

[RNLIB846]

Class four? Sorry for the lack of knowledge.

 

[Shabby]

http://en.wikipedia.org/wiki/Secure_Digital