trustworthy

Anyone has had good or bad experiences with https://tabletennis.inters.pl/?

I found a butterfly innerforce t5000 blade on tabletennis11.com, it's really cheap $90.67 compare to the price of $146.99 on butterflyonline.com Is it authentic? Should I buy it from them, or from butterflonline.com?

A friend wants rubbers and found this: http://www.ebay.com/itm/4x-Dawei-2008-SUPER-POWER-XP-Pips-In-Rubber-Sponge-NEW-/291118986171?pt=UK_Sports_TableTennis_RL&var=&hash=item43c80b33bb. Can someone tell me is it trustworthy and real product? It has no shipping right ? In general when you get...