Amazon has the StorageWorks 17.25" x 14.75" Toilet Paper Storage Basket (Grey, Black or Light Khaki) on  sale for $21 - $10 off with coupon code JRE3DOZN at checkout = $11 with free shipping on $35+ or with Prime. Holds up to 12 regular size rolls or 9 mega rolls.

Also available in 17.25" x 17.25" size (Holds 12-16 Rolls, 4 Color Options) for $13 after code JRE3DOZN.