On which products will I get buy 1 get 1 free offer?

On which products will I get buy 1 get 1 free offer?

I. Bedsheet

II. Protein Shaker

III. Electric Jug

IV. Towel

V. Pressure cooker

VI. Peanut Butter

VII. Hanger

VIII. Muda

IX. Fry Pan

X. Glass

XI. Knee Cap

XII. Chopping Board

XIII. Hot Bag

XIV. Yoga bag

XV. Curtain