What are the best furniture sliders to use with Pergo floors so they will not get scrached.?

Question:I have some very heavy furniture pcs. and am having Pergo floors installed - what would best furniture sliders be to use? Also, have dining room table,and chairs that will be on area carpet but when moving chairs back, back chair legs will be on Pergo floor.

Answers:
I recently bought a package of twenty different sizes from Lowes, They have a large assortment of sliders in their store.