624f07a1_r_Round__Yellow_over_Mex_White__Specifications
[Description] 1/4 in. grout line suggested. Use sanded grout when doing grout lines of 1/4 in. or more; and non-sanded grout when less than 1/4 in. We recommend to seal tile before grouting and to seal grout after installation. For further advice, contact your professional tile installer. [Specifications] 
Recommended Grout Type and Width
1x4 Quarter Round: Yellow over Mex White