Compatible with Fitbit Charge 4/Fitbit Charge 3 Strap - The leather replacement strap is specially designed for Fitbit Charge 4 / Fitbit Charge 3, NOT Fit for Fitbit Charge 5 / Fitbit Charge 2 Fitness Tracker (The Fitness Tracker is not included). Premium Material & Unique Design - The wrist strap compatible with fitbit charge 3/fitbit charge 4 fitness tracker is made of soft and breathable leather material, which can prevent skin from irritation or allergy and bring you a comfortable wearing experience. Fashionable handmade and unique stylish design to personalize your smartwatch and fit your mood, outfit in daily life, dress up your watch and highlight your unique taste. Adjustable Wristband Length - The classic metal buckle clasp allows you to easily adjust the length of the strap at any time. This watch strap fits 5.5"-8.1" (140mm-205mm) wrists, suitable for both men and women. There are 10 holes to adjust, very practical and convenient. Please confirm your wrist size when you order. Please choose the correct watch model and size before purchase. Security and Easy Installation - The watch strap comes with watch adapter connector on both ends, which locks onto fitbit charge 3/fitbit charge 4 watch strap interface precisely and securely. Easy to install and take off, No additional tool is required. Ideal Gift & Hassle-Free Purchase - Amazing gift for women men children, Perfect for Birthday, Father's Day, Mother's Day, Anniversary, Valentine's Day, Christmas, Thanksgiving Day, New Year Day. Sincerely hope you can enjoy our product and have an nice shopping experience.