Features: Create gates for precision-training.sweet-spot training with the putter gate. path-gates. stroke length. this training-aid is small and compact in-size. Mirrored-surfaces-for instant-feedback. see your eye position, head movement, putter face alignment. Practice anywhere,at 12 x 6inches the putting alignment mirror is perfect to use on your putting mat at-home or on the course putting green to groove-your putting stroke. this putting aid is small enough to easily fit into any golf bag and travel with-you. Wonderful gift,sweet-warm gift for friend family-golf fan,or yourself. Make more-putts,practice the perfect putting setup-using the putting mirrors alignment lines, guidelines and mirror face and will have the perfect starting-line, face angle-and eye placement. this putting aid will help-you practice the perfect putt every-time. Specifications: Material:Acrylic Note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item. Package includes: 1 Piece Golf Putting Alignment Mirror