Compatible with: TCL Optus X Go (2020) *** DFV mobile - Waterproof Reflective Armband Case with 2 Compartments Sport Running Walking Cycling Gym for TCL Optus X Go (2020) - Black *** *** Professional cover with adjustable closure of very high adherence. Avoid imitations Ideal for sports or training with your smartphone. Material resistant to humidity, sweat and washable. *** With two interior compartments. You can save smartphone, coins, keys, card, money and other things. Multi-layer interior design, and double zip closure, to position the cable of your headphones to the right, left or centered. *** Neoprene and EVA material, waterproof, and resistant to shocks and falls. Use it for various activities like running, walking, cycling, gym, walking, and other sports. *** The elastic arm band strap adjusts to an arm circumference from 22 to 34 cm. External size: 18.0 x 10.0 x 2.5 cm and with two internal compartments to store your smartphone up to 16.7 x 9.2 x 2.5 cm. Weight: about 100 gr. *** Professional cover with adjustable closure of very high adherence. Avoid imitations Ideal for sports or training with your smartphone. Material resistant to humidity, sweat and washable.With two interior compartments. You can save mobile phone, coins, keys, card, money and other things. Multi-layer interior design, and double zip closure, to position the cable of your headphones to the right, left or centered.Neoprene and EVA material, waterproof, and resistant to shocks and falls. Use it for various activities like running, walking, cycling, gym, walking, and other sports.The elastic arm band strap adjusts to an arm circumference from 22 to 34 cm. External size: 18.0 x 10.0 x 2.5 cm and with two internal compartments to store your smartphone up to 16.7 x 9.2 x 2.5 cm. Weight: about 100 gr. *** You will find in my store more accessories for your smartphone: TCL Optus X Go (2020), or ask me by email