Personalized Prayer Power Silver Men's V-Neck T-Shirt. Christian and Catholic Men's V-Neck T-Shirt - White for prayer warriors and people of faith for your next bible study or fellowship meeting says Prayer The Most Powerful Weapon with Calvary cross graphic. Perfect to profess your faith. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem