SteelLocker Sports X100 Youth Playbook Wristband Triple Window Playbook Wristband - 2.25" x 4.4" inches SteelLocker Sports X100 wrist coach is great for all sports. Made of cotton spandex blend for great fit and comfort Stores many plays and has a durable vinyl window to protect from sweet and game The x100 is manufactured by SteelLocker Sports. Our products come prepacked in our branded packaging, and our products have the SteelLocker Sports X100 logo tag on every product.